Daniel R. Bednarek PhD, DABR, FAAPM, FSPIE

Daniel R. Bednarek
PhD, DABR, FAAPM, FSPIE

Professor: Radiology; Neurosurgery

Jacobs School of Medicine & Biomedical Sciences

Specialty/Research Focus

Radiological Physics

Department of Radiology
Erie County Medical Center
462 Grider St.
Buffalo, New York 14215
Phone: 716-898-4193
bednarek@buffalo.edu

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Overview Research Publications Activities Latest News

Professional Summary:

A specialist in radiological imaging physics & radiation safety, Dr. Bednarek is board certified in Diagnostic, Therapeutic & Medical Nuclear Physics. He was a charter member and secretary of the AAPM Commission on Accreditation of Educational Programs for Medical Physicists and has served the ABR as oral examiner & as a member & chair of the diagnostic radiology physics written examination committee for over 17 years. He has served as Associate Editor & Reviewer for a number of professional journals including "Medical Physics" & is a former member of the ACR Mammography Interpretive Skills Assessment Committee. He is a fellow of the AAPM and of the SPIE and has received the Lifetime Service Award from the ABR.

Dr. Bednarek is a research faculty member of the Canon Stroke and Vascular Research Center & former Clinical Medical Physicist at the Erie County Medical Center. He has taught medical imaging physics & radiation safety for over 40 years to radiology residents, graduate students, medical students, and hospital staff. He has been engaged in research in region-of-interest imaging including development & evaluation of limited-field-of-view, high resolution real-time imaging detectors with specific application to neuroimaging. Recent work has focused on methods for determination of patient and staff radiation dose and development of a real-time dose-tracking system for interventional fluoroscopic procedures. He is a founder and current director of the UB Museum of Radiology and Medical Physics.

Education and Training:

PhD, Medical Physics, University of Chicago (1978)
MS, Radiological Physics, University of Chicago (1973)
BS, Physics, Canisius College (1969)

Employment:

Professor, Radiology, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (2000-present)
Research Associate Professor, Neurosurgery, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (1993-present)
Radiation Equipment Safety Officer/ Associate Radiation Safety Officer, Erie County Medical Center (1992-present)
Graduate Faculty, Accounting and Law, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (1991-present)
Research Associate Professor, Biophysical Sciences, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (1987-present)
Consultant Medical Staff, Erie CountyMedical Center (1995–2013)
Adjunct Professor, Physics, University at Buffalo Faculty of Natural Sciences and Mathematics (2001–2003)
Adjunct Associate Professor, Mechanical and Aerospace Engineering, University at Buffalo School of Engineering and Applied Sciences (1996–2002)
Adjunct Associate Professor, Physics, University at Buffalo Faculty of Natural Sciences and Mathematics (1998–2001)
Associate Professor, Radiology, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (1985–2000)
Assistant Professor, Radiology, University at Buffalo Jacobs School of Medicine & Biomedical Sciences (1978–1985)
Hospital Quality Assurance Physicist, University of Chicago (1977–1978)
Senior Research Technician, Radiology, University of Chicago Franklin Mclean Memorial Research Institute (1976–1978)
Research Assistant, Radiology, University of Chicago Pritzker School of Medicine (1975–1976)
Teaching Assistant, Physics, University at Buffalo Faculty of Natural Sciences and Mathematics (1969–1970)
Laboratory Instructor, Physics, Cansius College Faculty of Natural Sciences and Mathematics (1968–1969)

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Awards and Honors:

SPIE Fellow (2019)
SPIE Senior Member (2016)
Certificate of Merit Citation (2001)
Cum Laude Award for Scientific Excellence (2000)
Cum Laude Award for Scientific Excellence (1999)
AAPM Fellow (1999)
Merit Award for Scientific Excellence (1998)
Merit Award for Scientific Excellence (1998)
Merit Award for Scientific Excellence (1997)
Merit Award for Scientific Excellence (1996)
Merit Award for Scientific Excellence (1995)
Cum Laude Award for Scientific Excellence (1993)
Research Assistantship and University Unendowed Scholarship (1975)
National Institute of Health Training Grant (1971)
Teaching Assistantship (1969)
NYS Regents and Canisius College President's Scholarships (1965)

Grants and Sponsored Research:

May 2008–April 2011
Research Agreement with Toshiba Corp. continuation 4
Toshiba Medical Systems
Role: Co-Principal Investigator
$900,000
May 2005–April 2008
Research Agreement with Toshiba Corp. continuation 3
Toshiba Medical Systems
Role: Co-Principal Investigator
$600,000
February 1999–April 2005
Micro-radiographic imager for neurovascular intervention
National Institute of Neurological Disorders and Stroke
Role: Co-Investigator
$1,173,159
August 2002–July 2004
Patient dose tracking system for fluoroscopic procedures
Food and Drug Administration
Role: Principal Investigator
$343,133
July 1996–June 1999
High resolution and sensitivity digital x-ray imager for mammography
Sensor Plus Inc.
Role: Co-Principal Investigator
September 1993–August 1997
Region of Interest Fluoroscopy
National Institute of Neurological Disorders and Stroke
Role: Co-Investigator
$590,000
January 1993–January 1994
Real-time light weight x-ray imager
Sensor Plus Inc.
Role: Contributor
$15,600
January 1987–January 1988
Teleradiology imaging workstation, continuation
UB Foundation
Role: Contributor
$5,000
January 1987–January 1988
Intensity compensated radiographic illuminator, continuation
UB Foundation Inc.
Role: Principal Investigator
$13,000
January 1987–January 1988
Three-dimensional reconstruction and display of CT images
UB Foundation
Role: Contributor
$6,000
January 1986–January 1987
The Assemblage of a digital imaging facility for acquisition processing and transmission /reception of medical images
UB Foundation
Role: Contributor
$10,000
July 1982–September 1981
Radiographic contrast improvement using rotating aperture wheels
National Cancer Institute
Role: Co-Principal Investigator
October 1980–September 1981
Fluoroscopic dose reduction using iris control
Bureau of Radiologic Health
Role: Co-Investigator
$8,800
December 2000
Historical Archives in Radiology
Dr. George Alker Jr. Estate
Role: Principal Investigator
July 1999
A new energy-sensitive radiographic imager for high resolution tissue differentiation
Dr. Louis Sklarow Memorial Fund
Role: Principal Investigator
March 1992
Radiation Safety and Medical Physics Services
Erie County Medical Center
Role: Co-Principal Investigator
Spatially modulated radiographic illuminator
NIH
Role: Principal Investigator
Spatially Modulated Radiographic Illuminator
NIH
Role: Principal Investigator
Angiography Equipment Grant
Toshiba Stroke Research Center, Toshiba America Medical Systems Inc.
Role: Contributor
Research Agreement with Toshiba Corp. for continued support of the UB/Toshiba Stroke Research Center
American Association of Dental Schools
Role: Co-Investigator
Sun Microsystems Inc. Equipment Start-up Grant
Sun Microsystems Laboratories Inc.
Role: Co-Investigator
Support grant for the Toshiba Stroke Research Center
Oishei Foundation
Role: Co-Investigator

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Patents:

Radiographic Imaging Apparatus and Method for Vascular Interventions U.S. patent no. 6,285, 739 (2001)
Process and Apparatus for Scatter Reduction in Radiography United States patent no. 4,403,338 (1983)
Method and Apparatus for Conducting Region of Interest Fluoroscopy U.S. patent application serial no. 08/137,634 (1969)

Journal Articles:

Sonig A, Setlur Nagesh SV, Fennell VS, Gandhi S, Rangel-Castilla L, Ionita CN, Snyder KV, Hopkins LN, Bednarek DR, Rudin S, Siddiqui AH, Levy EI. (2018) A Patient Dose-Reduction Technique for Neuroendovascular Image-Guided Interventions: Image-Quality Comparison Study. AJNR Am J Neuroradiol (Feb), 39(4): 734-741.
Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2017) Assessment of organ and effective dose when using region-of-interest attenuators in cone-beam CT and interventional fluoroscopy. J Med Imaging (Bellingham) (Jul), 4(3): 031210.
Rana V, Rudin S, Bednarek DR. (2016) A tracking system to calculate patient skin dose in real-time during neurointerventional procedures using a biplane x-ray imaging system. Medical Physics (Sep)5131-5144.
Jain A, Bednarek DR, Rudin S. (2014) Micro-Angiographic Fluoroscope: comparison for different input phosphors. IEEE Trans. Nucl. Sci. (Jun), 6(3): 1106-1111.
Ionita CN, Natarajan SK, Wang W, Hopkins LN, Levy EI, Siddiqui AH, Bednarek DR, Rudin S. (2011) Evaluation of a Second-Generation Self-Expanding Variable Porosity Flow-Divertor in a Rabbit Elastase Aneurysm Model. AJNR Am J Neuroradiol (Sep), 32: 1399-1407.
Jain A, Bednarek DR, Ionita C, Rudin S. (2011) A theoretical and experimental evaluation of the microangiographic fluoroscope: A high-resolution region-of-interest x-ray imager. Med Phys (Jul), 38(7): 4112-4126.
Kuhls-Gilcrist A, Jain A, Bednarek DR, Hoffmann KR, Rudin S. (2010) Accurate MTF measurement in digital radiography using noise response. Med Phys (Feb), 37(2): 724-735.
Ionita CN, Paciorek AM, Dohatcu A, Hoffmann KR, Bednarek DR, Kolega JP, Levy EI, Hopkins LN, Rudin S, Mocco JD. (2009) The asymmetric vascular stent: efficacy in a rabbit aneurysm model. Stroke (Mar), 40(3): 959-965.
Yadava GK, Kuhls-Gilcrist AT, Rudin S, Patel VK, Hoffmann KR, Bednarek DR. (2008) A practical exposure-equivalent metric for instrumentation noise in x-ray imaging systems. Phys Med Biol (Sep), 53(18): 5107-5121.
Ionita CN, Paciorek AM, Hoffmann KR, Bednarek DR, Yamamoto J, Kolega JP, Levy EI, Hopkins LN, Rudin S, Mocco J. (2008) Asymmetric vascular stent: feasibility study of a new low-porosity patch-containing stent. Stroke (Jul), 39(7): 2105-2113.
Rudin S, Bednarek DR, Hoffmann KR. (2008) Endovascular image-guided interventions (EIGIs). Med Phys (Jan), 35(1): 301-309.
Kyprianou IS, Rudin S, Bednarek DR, Hoffmann KR. (2005) Generalizing the MTF and DQE to include x-ray scatter and focal spot unsharpness: application to a new microangiographic system. Med Phys (Feb), 32(2): 613-626.
Rudin S, Wang Z, Kyprianou I, Hoffmann KR, Wu Y, Meng H, Guterman LR, Nemes B, Bednarek DR, Dmochowski J, Hopkins LN. (2004) Measurement of flow modification in phantom aneurysm model: comparison of coils and a longitudinally and axially asymmetric stent--initial findings. Radiology (Apr), 231(1): 272-276.
Stephen Rudin, Daniel Bednarek. (1992) Region of interest fluoroscopy. Med Physics (Sep), 19(5): 1183-1189.
Setlur Nagesh SV, Fennel V, Krebs J, Ionita C, Davies J, Bednarek DR, Mokin M, Siddiqui AH, Rudin S, Ionita CN. (2019) High-Definition Zoom Mode, a High-Resolution X-Ray Microscope for Neurointerventional Treatment Procedures: A Blinded-Rater Clinical-Utility Study. AJNR Am J Neuroradiol (Feb), 40(2): 302-308.
Rudin S, Bednarek DR, Jain A, Manak J. (2018) U.S. Patent 10019795 Focal spot de-blurring. U.S. Patent (Jul).
Vijayan S, Xiong Z, Rudin S, Bednarek DR. (2017) Calculation of the entrance skin dose distribution for fluoroscopically guided interventions using a pencil beam backscatter model. J Med Imaging (Bellingham) (Jul), 4(3): 031203-031203.
Takemoto H, Jain A, Sakaguchi T, Rudin S, Bednarek DR, Ionita CN. (2017) U.S. Patent 9,613,438 X-ray Diagnostic Apparatus and Medical Image Processing Method. U.S. Patent (Apr).
Russ M, Shankar A, Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2017) A CMOS-based high resolution fluoroscope (HRF) detector prototype with 49.5 Î¼m pixels for use in endovascular image guided interventions (EIGI). Proc SPIE Int Soc Opt Eng (Feb), 10132.
Vasan SN, Sharma P, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2013) Image acquisition, geometric correction and display of images from a 2Ã—2 x-ray detector array based on Electron Multiplying Charge Coupled Device (EMCCD) technology. Proc SPIE Int Soc Opt Eng (Mar), 8668.
Jain A, Bednarek DR, Rudin S. (2013) Evaluation of the microangiographic fluoroscope (MAF) using generalized system performance metrics. Med Phys (Mar), 40(3): 031915-031915.
Ionita CN, Natarajan SK, Wang W, Hopkins LN, Levy EI, Siddiqui AH, Bednarek DR, Rudin S. (2011) Evaluation of a second-generation self-expanding variable-porosity flow diverter in a rabbit elastase aneurysm model. AJNR Am J Neuroradiol (Sep), 32(8): 1399-1407.
Jain A, Bednarek DR, Ionita C, Rudin S. (2011) Erratum: "A theoretical and experimental evaluation of the microangiographic fluoroscope: A high-resolution region-of-interest x-ray imager" [Med. Phys. 38, 4112-4126 (2011)]. Med Phys (Aug), 38(8): 4903-4903.
Ionita CN, Wang W, Bednarek DR, Rudin S. (2010) Assessment of contrast flow modification in aneurysms treated with closed-cell self-deploying asymmetric vascular stents (SAVS). Proc SPIE Int Soc Opt Eng (Jan), 7626.
Patel V, Chityala RN, Hoffmann KR, Ionita CN, Bednarek DR, Rudin S. (2009) Self-calibration of a cone-beam micro-CT system. Med Phys (Jan), 36(1): 48-58.
Patel V, Hoffmann KR, Ionita CN, Keleshis C, Bednarek DR, Rudin S. (2008) Rotational micro-CT using a clinical C-arm angiography gantry. Med Phys (Oct), 35(10): 4757-4764.
Ionita CN, Hoffmann KR, Bednarek DR, Chityala R, Rudin S. (2008) Cone-beam micro-CT system based on LabVIEW software. J Digit Imaging (Sep), 21(3): 296-305.
Chityala R, Hoffmann KR, Rudin S, Bednarek DR. (2005) Artifact reduction in truncated CT using Sinogram completion. Proc SPIE Int Soc Opt Eng (Feb), 5747(3): 2110-2117.
Chityala R, Hoffmann KR, Rudin S, Bednarek DR. (2005) Region of interest (ROI) computed tomography (CT): Comparison with full field of view (FFOV) and truncated CT for a human head phantom. Proc SPIE Int Soc Opt Eng (Jan), 5745(1): 583-590.
Kyprianou IS, Ganguly A, Rudin S, Bednarek DR, Gallas BD, Myers KJ. (2005) Efficiency of the Human Observer Compared to an Ideal Observer Based on a Generalized NEQ Which Incorporates Scatter and Geometric Unsharpness: Evaluation with a 2AFC Experiment. Proc SPIE Int Soc Opt Eng (Jan), 5749: 251-262.
Ionita CN, Rudin S, Hoffmann KR, Bednarek DR. (2005) Microangiographic Image Guided Localization of a New Asymmetric Stent for Treatment of Cerebral Aneurysms. Proc SPIE Int Soc Opt Eng (Jan), 5744(1): 354-365.
Wu Y, Rudin S, Bednarek DR. (2005) A Prototype Micro-Angiographic Fluoroscope and Its Application in Animal Studies. Proc SPIE Int Soc Opt Eng (Jan), 5745: 1066-1077.
Yadava GK, Kyprianou IS, Rudin S, Bednarek DR, Hoffmann KR. (2005) Generalized Performance Evaluation of X-ray Image Intensifier compared with a Microangiographic System. Proc SPIE Int Soc Opt Eng (Jan), 5745(1): 419-429.
Ganguly A, Rudin S, Bednarek DR, Hoffmann KR, Kyprianou IS. (2003) Micro-angiography for neuro-vascular imaging. I. Experimental evaluation and feasibility. Med Phys (Nov), 30(11): 3018-3028.
Ganguly A, Rudin S, Bednarek DR, Hoffmann KR. (2003) Micro-angiography for neuro-vascular imaging. II. Cascade model analysis. Med Phys (Nov), 30(11): 3029-3039.
Hoffmann KR, Dmochowski J, Nazareth DP, Miskolczi L, Nemes B, Gopal A, Wang Z, Rudin S, Bednarek DR. (2003) Vessel size measurements in angiograms: manual measurements. Med Phys (Apr), 30(4): 681-688.
Hoffmann KR, Nazareth DP, Miskolczi L, Gopal A, Wang Z, Rudin S, Bednarek DR. (2002) Vessel size measurements in angiograms: a comparison of techniques. Med Phys (Jul), 29(7): 1622-1633.
Wang Z, Rudin S, Bednarek DR, Miskolczi L. (2002) Improved method of magnification factor calculation for the angiographic measurement of neurovascular lesion dimensions. J Appl Clin Med Phys (Jan), 3(3): 255-259.
Rudin S, Bednarek DR, Wakhloo AK, Lieber BB. (2001) U. S. Patent 6,285,739 Region of interest micro-angiography. U. S. Patent (Sep).
Daniel Bednarek, Stephen Rudin. (2001) Computer-aided bootstrap generation of characteristic curves for radiographic imaging systems. Med Phys (Apr), 28(4): 515-520.
Stephen Rudin, Yang CJ, Wang Z, Gopal A, Chattopadhyay A, Daniel Bednarek, Hoffmann KR, Miskolczi L, L Nelson Hopkins, Guterman LR, Lieber BB, Yamada S, Shiraishi K, Umazaki H, Takahashi S, Honda M. (2000) The clinical potential of x-ray flat panel detectors for dynamic images -the evaluation of animal angiographic studies using a direct conversion type flat panel detector. Toshiba Medical Review (Sep), 73: 1-12.
Daniel Bednarek, Stephen Rudin. (2000) Comparison of two dose-area-product ionization chambers with different conductive surface coating for over-table and under-table tube configurations. Health Phys (Mar), 78(3): 316-321.
Liu R, Stephen Rudin, Daniel Bednarek. (1999) Super-global model for image intensifier distortions. Medical Physics (Sep), 26(9): 1802-1810.
Liu RR, Stephen Rudin, Daniel Bednarek. (1999) Super-global distortion correction for a rotational C-arm x-ray image intensifier. Med Phys (Sep), 26(9): 1802-1810.
Stephen Rudin, Daniel Bednarek, Yang CY. (1999) Real-time equalization of region-of-interest fluoroscopic images using binary masks. Med Phys (Jul), 26(7): 1359-1364.
Stephen Rudin, Wakhloo AK, Lieber BB, Granger W, Divani AA, Daniel Bednarek, Hopkins LN. (1999) Microdroplet tracking using biplane digital subtraction angiography for cerebral arteriovenous malformation blood flow path and velocity determinations. AJNR Am J Neuroradiol (Jun), 20(6): 1110-1114.
Massoumzadeh P, Rudin S, Daniel Bednarek. (1998) Filter material selection for region of interest radiologic imaging. Med Phys (Feb), 25(2): 161-171.
Massoumzadeh P, Stephen Rudin, Daniel Bednarek. (1998) Filter Material Selection for Region of Interest Radiologic Imaging. Medical Physics (Feb), 25(2): 161-171.
Granger WE, Daniel Bednarek, Rudin S. (1997) Primary beam exposure outside the fluoroscopic field of view. Med Phys (May), 24(5): 703-707.
Granger WE, Daniel Bednarek, Stephen Rudin. (1997) Survey of Primary beam exposure outside the displayed fluoroscopic FOV. Medical Physics (May), 24(5): 703-707.
Kezerashvili M, Bednarek DR, Rudin S. (1997) Automatic system for measuring dose-area product (DAP) in ROI fluoroscopy. Phys Med Biol (Apr), 42(4): 613-623.
Kezerashvili M, Daniel Bednarek, Rudin S. (1997) Automated system for measuring dose-area product (DAP) in ROI fluoroscopy. Phys Med Biol (Apr), 42(4): 613-623.
Kezerashvili M, Rudin S, Daniel Bednarek. (1997) Automatic filter placement device for region of interest (ROI) fluoroscopy. Health Phys (Jan), 72(1): 141-146.
Kezerashvili M, Stephen Rudin, Daniel Bednarek. (1997) Automatic Filter Placement device for ROI Fluoroscopy. Health Physics (Jan), 72(1): 141-146.
Daniel Bednarek, Rudin S. (1996) Increasing the utility of the mammographic phantom image. Radiology (Nov), 201(2): 572-573.
Rudin S, Daniel Bednarek, Kezerashvili M, Granger WE, Joseph Serghany, Guterman LR, Hopkins LN, Szymanski B, Loftus RJ. (1996) Clinical application of region-of-interest techniques to radiologic imaging. Radiographics (Jul), 16(4): 895-902.
Rudin S, Guterman LR, Granger WE, Daniel Bednarek, Hopkins LN. (1996) Application of region-of-interest imaging techniques to neurointerventional radiology. Radiology (Jun), 199(3): 870-873.
Fletcher LM, Rudin S, Bednarek DR. (1996) Method for image equalization of ROI fluoroscopic images using mask localization, selection and subtraction. Comput Med Imaging Graph (Mar), 20(2): 89-103.
Stephen Rudin, Lee Guterman, Granger W, Daniel Bednarek, L Nelson Hopkins. (1996) Neuro-interventional Radiologic Application of Region of Interest (ROI)Imaging Techniques. Radiology (Jan), 199: 870-873.
Stephen Rudin, Daniel Bednarek, Kezerashvili M, Granger W, Serghany J, Lee Guterman, L Nelson Hopkins, Massuomzadeh P, Szymanski B, Loftus R. (1996) Clinical Application of Region of Interest (ROI) Radiologic ImagingTechniques. Radiographics (Jan), 16: 895-902.
Fletcher LM, Stephen Rudin, Daniel Bednarek. (1996) Method for Image Equalization of ROI Fluoroscopic Images using Mask Localization Selection and Subtraction. Computerized Med. Imag. and Graphics (Jan), 20(2): 89-103.
Daniel Bednarek, Stephen Rudin. (1996) Increasing the utility of the mammographic phantom image. Radiology (Jan), 201: 572-573.
Rudin S, Daniel Bednarek, Guterman LR, Hopkins LN, Wakhloo AK, Fletcher LM, Massoumzadeh P. (1995) Implementation of region-of-interest fluoroscopy by using the road mapping mode of a real-time digital radiographic unit. Radiographics (Nov), 15(6): 1465-1470.
Stephen Rudin, Daniel Bednarek, Lee Guterman, Wakhloo A, L Nelson Hopkins, Fletcher L, Massoumzadeh. (1995) Implementation of region of interest fluoroscopy using the road mapping mode of a real-time digital radiographic unit. Radiographics (Nov), 15(6): 1465-1470.
Rudin S, Bednarek DR. (1992) Region of interest fluoroscopy. Med Phys (Sep), 19(5): 1183-1189.
Stephen Rudin, Daniel Bednarek. (1992) Minimizing radiation dose to patient and staff during fluoroscopic, nasoenteral tube insertions. Br J Radiol (Feb), 65(770): 162-166.
Stephen Rudin, Daniel Bednarek, Wong Roland. (1991) Accurate characterization of image intensifier distortion. Med Phys (Nov), 18(6): 1145-1151.
Stephen Rudin, Daniel Bednarek, Wong R. (1991) Improving fluoroscopic image quality with continuously variable zoom magnification. Med Phys (Sep), 18(5): 972-977.
Stephen Rudin, Daniel Bednarek, Wong Roland. (1991) Computer frame freezing of fluoroscopic images. Radiol Technol (May), 62(5): 369-373.
Daniel Bednarek, Stephen Rudin. (1991) Blurred-mask density compression for improved reproduction of radiographs. Invest Radiol (Apr), 26(4): 358-363.
Stephen Rudin, Daniel Bednarek, Miller JA. (1991) Dose reduction during fluoroscopic placement of feeding tubes. Radiology (Mar), 178(3): 647-651.
Daniel Bednarek, Stephen Rudin, Wong R. (1991) Luminance range compression for video film digitizers. Med Phys (Mar), 18(2): 198-205.
Daniel Bednarek, Stephen Rudin, Alker GJ. (1991) Computed Tomography. Engineering for the Personal Injury Attorney: Theory, Experts, Evidence (Jan), 17.06.
Daniel Bednarek, Rudinger G, Stephen Rudin. (1988) Slit design considerations for rotating-aperture, scanning-beam radiography. Med Phys (Jan), 15(1): 29-35.
Alker GJ, Stephen Rudin, Daniel Bednarek. (1987) Computed Tomography. Encyclopedia of Medical Devices and Instrumentation (Jan), 2: 826-848.
Stephen Rudin, Daniel Bednarek, Wong R. (1983) Rapid scanning beam digital radiography. J. Imaging Technology (Dec), 9(6): 196-198.
Daniel Bednarek, Stephen Rudin, Wong R, Andres ML. (1983) Reduction of fluoroscopic exposure for the air-contrast barium enema. Br J Radiol (Nov), 56(671): 823-828.
Rudin S, Bednarek DR, Wong R. (1983) U. S. Patent 4,403,338 Process and apparatus for scatter reduction in radiography. U. S. Patent (Sep).
Daniel Bednarek, Stephen Rudin, Wong Roland. (1983) Assessment of patient exposure for barium enema examinations. Investigative Radiology (Sep), 18(5): 453-458.
Daniel Bednarek, Stephen Rudin, Wong R. (1983) Artifacts produced by moving grids. Radiology (Apr), 147(1): 255-258.
Stephen Rudin, Daniel Bednarek, Wong Roland. (1982) Artifact patterns in multiple scanning beam radiography. Med Phys (May), 9(3): 394-400.
Stephen Rudin, Daniel Bednarek, Wong Roland. (1982) Design of rotating aperture cones for radiographic scatter reduction. Med Phys (May), 9(3): 385-393.
Daniel Bednarek, Stephen Rudin, Roland Wong. (1982) An optical density comparator. Radiology (Feb), 142(2): 533-534.
Daniel Bednarek, Stephen Rudin, Roland Wong. (1982) Methods of sensitometry for low energy radiography. Optical Engineering (Jan), 21(1): 105-107.
Bednarek DR, Rozenfeld M, Lanzl LH, Sabau M. (1981) A protocol for exposure limitation in radiography. Radiol Technol (Nov), 53(3): 229-234.
Stephen Rudin, Daniel Bednarek. (1981) Scatter reduction in x-ray tomography using rotating apertures. Optical Engineering (Jul), 20(4): 590-593.
Daniel Bednarek, Stephen Rudin. (1981) Modified bootstrap sensitometry in radiography. Optical Engineering (Mar), 20(2): 271-274.
Alker GJ, Leslie EV, Banna M, Pallie W, Stephen Rudin, Daniel Bednarek, Oh YS. (1981) Computed tomography of the orbit. Crit Rev Diagn Imaging (Mar), 15(1): 27-93.
Stephen Rudin, Daniel Bednarek. (1980) Improving contrast in special procedures using a rotating aperture wheel (RAW) device. Radiology (Nov), 137(2): 505-510.
Bednarek DR, Lanzi LH, Rozenfeld M. (1976) On the application of a liquid-dielectric ionization chamber to 252 Cf dosimetry. Med Phys (Nov), 3(6): 403-409.
Daniel Bednarek, Lanzl LH, Rozenfeld M. (1976) On the application of a liquid-dielectric ionization chamber to Cf-252 dosimetry. Med Phys (Nov), 3(6): 403-409.
Fletcher LM, Rudin S, Daniel Bednarek. (1900) Method for image equalization of ROI fluoroscopic images using mask localization, selection and subtraction. Comput Med Imaging Graph (Jan), 20(2): 89-103.
Rudin S, Daniel Bednarek. (1900) Region of interest fluoroscopy. Med Phys (Jan), 19(5): 1183-1189.
Lanzl LH, Moser F, Oswald R, Daniel Bednarek, Mewissen DJ, Furedi EM, Rozenfeld M, Mason EW, Koch R. (1900) Measurement of the relative biological effectiveness of Cf-252. Californium-252 Progress (Jan), 18: 8-11.
Daniel Bednarek, Rozenfeld M, Lanzl LH, Sabau M. (1900) A protocol for exposure limitation in radiography. Radiol Technol (Jan), 53(3): 229-234.
Kaczmarek RG, Daniel Bednarek, Wong R. (1900) Misconceptions of medical students about radiological physics. Health Physics (Jan), 52: 106-107.

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Books and Book Chapters:

Rudin S, Bednarek DR. (2016) Cardiovascular and Neurovascular Imaging: Physics and Technology. In: Physics and Technology of X-Ray Angiography. Chapter 4. CRC Press, Taylor and Francis Group, 35-58.
Rudin S, Jain A, Bednarek DR. (2016) Cardiovascular and Neurovascular Imaging: Physics and Technology. In: Special Detectors for Digital Angiography, Microangiography, and Micro ROI CBCT. Chapter 13. CRC Press, Taylor and Francic Group, 203-220.
Stephen Rudin, Daniel Bednarek. (1995) In: Spatial Shaping of the Beam: Collimation, Grids, Equalization Filters, and Region of Interest Fluoroscopy. , 75-85.
Daniel Bednarek, Stephen Rudin. (1990) Medical Diagnostic Imaging. SPIE.
Lanzl LH, Daniel Bednarek, Bjarngard BE, Chaney EL, Hendee WR, McConnell. (1900) Education in medical physics: guidelines and evaluation procedures.
Sickles EA, Basset LW, Daniel Bednarek, Brenner RJ, D'Orsi CJ, Farria DM, Feig SA, Haus A, Ikeda DM, Jackson VP, Lee CH, Linver MN, Margolin FR, Mendelson EB, Poggio J. (1900) Interpretive Skills Assessment - Mammography 1. CD.
Lanzl LH, Daniel Bednarek, Bjarngrad BE, Chaney EL, Hendee WR, McConnell RW. (1900) Instructions and Guidelines for On-site visits.

Abstracts:

Bednarek DR, Barbarits J, Rana VK, Nagaraja SP, Josan MS, Rudin S. (2011) Verification of the performance accuracy of a real-time skin-dose tracking system for interventional fluoroscopic procedures. Proc SPIE Int Soc Opt Eng, (Feb)
Jain A, Kuhls-Gilcrist AT, Gupta SK, Bednarek DR, Rudin S. (2010) Generalized two-dimensional (2D) linear system analysis metrics (GMTF, GDQE) for digital radiography systems including the effect of focal spot, magnification, scatter, and detector characteristics. Proc SPIE Int Soc Opt Eng, (Mar)
Shankar A, Krebs J, Setlur Nagesh SV, Bednarek DR, Rudin S. (2018) SU-E-207-3 Demonstration of ultra-high frame-rate imaging capability of a photon-counting detector (PCD). Medical Physics, (Jun)
Troville J, Vijayan S, Xiong Z, Rudin S, Bednarek DR. (2018) TU-C1030-GePD-F8-2 A method for evaluation of skin dose during fluoroscopic procedures with a new High-Definition Detector. Medical Physics, (Jun)
Guo C, Xiong Z, Troville J, Rudin S, Bednarek DR. (2018) MO-I345-GePD-F1-5 Procedure-room scattered-radiation dose-rate distribution variation with gantry angle and phantom. Medical Physics, (Jun)
Xiong Z, Guo C, Troville J, Rudin S, Bednarek DR. (2018) TH-CD-207-12 Patient brain-dose estimation for fluoroscopically-guided neuro-interventional procedures. Medical Physics, (Jun)
Krebs J, Shankar A, Setlur Nagesh SV, Bednarek DR, Rudin S. (2018) TH-CD-207-3 Demonstration of an innovative dual-resolution x-ray imaging detector system using a 3D-printed angiographic phantom. Medical Physics, (Jun)
Shankar A, Krebs J, Bednarek DR, Rudin S. (2018) SU-E-207-6 Evaluation of linearity and extent of pulse pile-up in the Actaeon Photon Counting Detector. Medical Physics, (Jun)
Troville J, Kilian-Meneghin J, Rudin S, Bednarek DR. (2018) MO-I345-GePD-F1-1 Analysis of Microsoft Kinect performance for interventional fluoroscopic procedure staff tracking. Medical Physics, (Jun)
Krebs J, Shankar A, Setlur Nagesh SV, Bednarek DR, Rudin S. (2018) MO-E115-GePD-F1-5 Spatial resolution comparison of new High-Definition (Hi-Def) mode with standard Flat Panel Detector (FPD) mode of an innovative x-ray imaging detector. Medical Physics, (Jun)
Shankar A, Krebs J, Bednarek DR, Rudin S. (2018) Evaluation of a new photon-counting imaging detector (PCD) with various acquisition modes. Proc SPIE Int Soc Opt Eng, (Mar)
Shankar A, Krebs J, Bednarek DR, Rudin S. (2018) Spectroscopy with a CdTe-based photon-counting imaging detector (PCD) having charge sharing correction capability. Proc SPIE Int Soc Opt Eng, (Mar)
Kilian-Meneghin J, Xiong Z, Guo C, Rudin S, Bednarek DR. (2018) Evaluation of Methods of Displaying the Real-Time Scattered Radiation Distribution during Fluoroscopically-Guided Interventions for Staff Dose Reduction. Proc SPIE Int Soc Opt Eng, (Mar)
Krebs J, Shankar A, Bednarek DR, Rudin S. (2018) Gantry rotational motion-induced blur in cone-beam computed tomography. Proc SPIE Int Soc Opt Eng, (Mar)
Vijayan S, Xiong Z, Guo C, Troville J, Islam N, Rudin S, Bednarek DR. (2018) Calculation of Forward Scatter Dose Distribution at the skin entrance from the patient table for fluoroscopically guided interventions using a pencil beam convolution kernel. Proc SPIE Int Soc Opt Eng, (Mar)
Podgorsak AR, Venkataraman AC, Nagesh SVS, Bednarek DR, Rudin S, Siddiqui A, Ionita CN. (2018) Use of material decomposition in the context of neurovascular intervention using standard flat panel and a high-resolution CMOS detector. Proc SPIE Int Soc Opt Eng, (Mar)
Nagesh SVS, Hinaman J, Sommer K, Xiong Z, Ionita CN, Bednarek DR, Rudin S. (2018) A simulation platform using 3D printed neurovascular phantoms for clinical utility evaluation of new imaging technologies. Proc SPIE Int Soc Opt Eng, (Mar)
Nagesh SVS, Shankar A, Krebs J, Hinaman J, Bednarek DR, Rudin S. (2018) Initial investigations of a special high-definition (Hi-Def) zoom capability in a new detector system for neuro-interventional procedures. Proc SPIE Int Soc Opt Eng, (Mar)
Guo C, Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2018) Developing a database of 3-D scattered radiation distributions for a c-arm fluoroscope as a function of exposure parameters and phantom. Proc SPIE Int Soc Opt Eng, (Mar)
Nagesh SVS, Rana R, Bednarek DR, Rudin S. (2018) Anti-scatter grid artifact elimination for high-resolution x-ray imaging detectors without a prior scatter distribution profile. Proc SPIE Int Soc Opt Eng, (Mar)
Xiong Z, Vijayan S, Guo C, Rudin S, Bednarek DR. (2018) Investigation of organ dose variation with adult head size and pediatric age for neuro-interventional projections. Proc SPIE Int Soc Opt Eng, (Mar)
Setlur Nagesh SV, Iwai H, Russ M, Shankar A, Klebs J, Shakir H, Matsuzaki T, Watanabe Y, Sato N, Matsumoto K, Ionita CN, Bednarek DR, Gotoh A, Rudin S, Siddiqui A. (2017) New Detector with special high definition (Hi-Def) zoom feature for neuro interventional procedures. RSNA Scientific Program, (Nov)
Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2017) Dose reduction to the lens of the patient’s eye when using small lead shields over the temporal region of the head and its effect on image quality for neuro Cone-Beam Computed Tomography (CBCT) scans and interventional fluoroscopic procedure. RSNA Scientific Program, (Nov)
Rudin S. (2017) SU-K-702-3 Use of 3D-printed patient specific neurovascular phantoms to assess performance of basis material decomposition on images acquired using a CMOS-based micro-CBCT system. Medical Physics, (Jun) 3017
Guo C, Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2017) SU-E-702-3 Scattered radiation dose-rate distribution around an interventional c-arm fluoroscope and variation with exposure parameters. Medical Physics, (Jun) 2737
Russ M, Shankar A, Bednarek DR, Rudin S. (2017) SU-E-702-7 Comparison of 50 um and 75 um pixel pitch indirect CMOS detectors for use in neurovascular image guided interventions. Medical Physics, (Jun) 2738-2739
Freund E, Bednarek DR, Rudin S. (2017) SU-K-702-1 Increased small focal spot output capability of two novel x-ray tube insert designs over existing angiographic tubes demonstrated by Mueller-Oosterkamp heat calculations. Medical Physics, (Jun) 3017
Shankar A, Russ M, Krebs J, Bednarek DR, Rudin S. (2017) WE-AB-601-7 Initial investigation of various modes in a CdTe- based imaging photon counting detector (PCD). Medical Physics, (Jun) 3197
Xiong Z, Kilian-Meneghin J, Vijayan S, Guo C, Rudin S, Bednarek DR. (2017) WE-AB-601-12 A method for eye lens dose estimation during fluoroscopically guided neuro-interventional procedures. Medical Physics, (Jun) 3198
Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2017) WE-AB-601-10 Real-time resolution enhanced and dose-reduced display for neuro-interventional procedures. Medical Physics, (Jun) 3197
Choudhary P, Vijayan S, Karthikeyan B, Xiong Z, Rudin S, Bednarek DR. (2017) SU-E-702-5 Real-time, image-frame-specific magnification factor determination during fluoroscopically-guided interventions. Medical Physics, (Jun) 2738
Krebs J, Shankar A, Russ M, Bednarek DR, Rudin S. (2017) SU-E-201-4 Effect of motion blur on High Resolution Fluoroscopic (HRF) detector projection views used for Cone-Beam Computed Tomography (CBCT). Medical Physics, (Jun) 2739-2740
Xiong Z, Vijayan S, Guo C, Choudhary P, Rudin S, Bednarek DR. (2017) SU-E-201-5 Lateral head shielding for eye lens dose reduction for neuro-CBCT and interventional fluoroscopic procedures. Medical Physics, (Jun) 2740
Shankar A, Krebs J, Russ M, Bednarek DR, Rudin S. (2017) WE-RAM1-GePD-I-6 Energy spectra measurements with a CdTe- based imaging Photon Counting Detector (PCD). Medical Physics, (Jun) 3202
Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2017) Organ and effective dose reduction for region-of-interest (ROI) CBCT and fluoroscopy. Proc SPIE Int Soc Opt Eng, (Mar)
Russ M, Shankar A, Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2017) Focal spot size reduction using asymmetric collimation to enable reduced anode angles with a conventional angiographic x-ray tube for use with high resolution detectors. Proc SPIE Int Soc Opt Eng, (Mar)
Rana R, Nagesh SVS, Bednarek DR, Rudin S. (2017) Real time implementation of anti-scatter grid artifact elimination method for high resolution x-ray imaging CMOS detectors using Graphics Processing Units (GPUs). Proc SPIE Int Soc Opt Eng, (Mar)
Podgorsak AR, Nagesh SS, Bednarek DR, Rudin S, Ionita CN. (2017) Implementation of material decomposition using an EMCCD and CMOS-based micro-CT system. Proc SPIE Int Soc Opt Eng, (Mar)
Russ M, Shankar A, Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2017) A CMOS-based high resolution fluoroscope (HRF) detector prototype with 49.5 um pixels for use in endovascular image guided interventions (EIGI). Proc SPIE Int Soc Opt Eng, (Mar) 10132
Shankar A, Russ M, Vijayan S, Bednarek DR, Rudin S. (2017) Comparison of High Resolution X-Ray detectors with Conventional FPDs using Experimental MTFs and Apodized Aperture Pixel Design for Reduced Aliasing. Proc SPIE Int Soc Opt Eng, (Mar)
Vijayan S, Xiong Z, Shankar A, Rudin S, Bednarek DR. (2017) Skin dose mapping for non-uniform x-ray fields using a backscatter point spread function. Proc SPIE Int Soc Opt Eng, (Mar)
Xiong Z, Vijayan S, Rudin S, Bednarek DR. (2017) Monte Carlo investigation of backscatter point spread function for X-ray imaging examinations. Proc SPIE Int Soc Opt Eng, (Mar)
Kilian-Meneghin J, Xiong Z, Oines A, Rudin S, Bednarek DR. (2017) Evaluation of Methods to Produce an Image Library for Automatic Patient Model Localization for Dose Mapping During Fluoroscopically-Guided Procedures. Proc SPIE Int Soc Opt Eng, (Mar)
Xiong Z, Vijayan S, Oines A, Rudin S, Bednarek DR. (2016) TU-D-209-5 Automatic Calculation of Organ and Effective Dose for CBCT and Interventional Fluoroscopic Procedures. Medical Physics, (Jun) 3749
Vijayan S, Xiong Z, Shankar A, Rudin S, Bednarek DR. (2016) TU-D-209-2 A back scatter point spread function for entrance skin dose determination. Medical Physics, (Jun) 3748-3749
Xiong Z, Vijayan S, Kilian-Meneghin J, Rudin S, Bednarek DR. (2016) SU-G-206-5 A comparison of head phantoms used for dose determination in imaging procedures. Medical Physics, (Jun) 3640
Russ M, Ionita CN, Bednarek DR, Rudin S. (2016) SU-C-209-1 Validation of the Simulated Detectability Metric (G-ROD) Using the Experimental Generalized Measured Relative Object Detectability Metric. Medical Physics, (Jun) 3328
Rana R, Bednarek DR, Rudin S. (2016) SU-C-209-3 Anti-Scatter Grid-Line Artifact Minimization for Removing the Grid Lines for Three Different Grids Used with a High Resolution CMOS Detector. Medical Physics, (Jun) 3328
Oines A, Kilian-Meneghin J, Karthikeyan B, Rudin S, Bednarek DR. (2016) TU-D-209-3 Alignment of the patient graphic model using fluoroscopic images for skin dose mapping. Medical Physics, (Jun) 3749
Vijayan S, Xiong Z, Rudin S, Bednarek DR. (2016) MO-FG-CAMPUS-IeP-4 Kerma area product calculation for non-uniform x-ray fields using a skin dose tracking system. Medical Physics, (Jun) 3716
Podgorsak A, Rudin S, Bednarek DR, Ionita CN. (2016) TH-EF-207A-3 Photon counting implementation challenges using an Electron Multiplying Charged-Coupled Device based micro-CT system. Medical Physics, (Jun) 3901
Setlur Nagesh SV, Russ M, Ionita CN, Bednarek DR, Rudin S. (2016) TU-FG-209-10 Phantom-simulation method to evaluate the clinical utility of the high-resolution Micro-Angiographic Fluoroscope Complementary Metal Oxide Semiconductor (MAF- CMOS) detector. Medical Physics, (Jun) 3762-3763
Shankar A, Russ M, Vijayan S, Bednarek DR, Rudin S. (2016) TU-FG-209-2 Elimination of Aliased Signal Using An Apodized Aperture Pixel Design. Medical Physics, (Jun) 3760-3761
Russ M, Shankar A, Lau A, Bednarek DR, Rudin S. (2016) TU-FG-209-5 Demonstration of line-focus principle using the GM-ROD metric. Medical Physics, (Jun) 3761
Freund E, Rudin S, Bednarek DR. (2016) SU-G-IeP3-3 Dual filament multi-facet anode design to overcome small focal spot output limitations. Medical Physics, (Jun)
Ionita CN, Angel E, Mitsouras D, Rudin S, Bednarek DR, Zaid S, Wilson MF, Rybicki F. (2016) TU-H-CAMPUS-IeP2-3 Development of 3D Printed Coronary Phantoms for In-Vitro CT-FFR Validation Using Data From 320- Detector Row Coronary CT Angiography. Medical Physics, (Jun) 3781
Balasubramoniam A, Bednarek DR, Rudin S, Ionita CN. (2016) TU-G-CAMPUS-IeP3-2 Neurovascular 4D Parametric Imaging Using Co-Registration of Biplane DSA Sequences with 3D Vascular Geometry Obtained From Cone Beam CT. Medical Physics, (Jun) 3784-3785
Balasubramoniam A, Bednarek DR, Rudin S, Ionita CN. (2016) Sensitivity evaluation of DSA-based parametric imaging using Doppler ultrasound in neurovascular phantoms. Proc SPIE Int Soc Opt Eng, (Mar) 97882
Xiong Z, Vijayan S, Rana V, Jain A, Rudin S, Bednarek DR. (2016) Lens of the eye dose calculation for neuro-interventional procedures and CBCT scans of the head. Proc SPIE Int Soc Opt Eng, (Mar) 97832
Vijayan S, Xiong Z, Rudin S, Bednarek DR. (2016) A system to track skin dose for neuro-interventional cone-beam computed tomography (CBCT). Proc SPIE Int Soc Opt Eng, (Mar) 97832
Podgorsak AR, Krishnakumar SB, Nagesh SS, Bednarek DR, Rudin S, Ionita CN. (2016) Investigation of signal thresholding to reduce the effects of instrument noise of an EMCCD based micro-CT system. Proc SPIE Int Soc Opt Eng, (Mar)
Vijayan S, Rudin S, Bednarek DR. (2016) Integration of kerma-area product and cumulative air kerma determination into a skin dose tracking system for fluoroscopic imaging procedures. Proc SPIE Int Soc Opt Eng, (Mar) 97832
Rana R, Jain A, Shankar A, Bednarek DR, Rudin S. (2016) Scatter estimation and removal of anti-scatter grid-line artifacts from anthropomorphic head phantom images taken with a high resolution image detector. Proc SPIE Int Soc Opt Eng, (Mar) 97836
Russ M, Shankar A, Jain A, Setlur Nagesh SV, Ionita CN, Scott C, Karim KS, Bednarek DR, Rudin S. (2016) Quantitative comparison using Generalized Relative Object Detectability (G-ROD) metrics of an amorphous selenium detector with high resolution Microangiographic Fluoroscopes (MAF) and standard flat panel detectors (FPD). Proc SPIE Int Soc Opt Eng, (Mar) 97833
Krishnakumar SB, Podgorsak AR, Nagesh SS, Jain A, Rudin S, Bednarek DR, Ionita CN. (2016) Investigation of Noise and Contrast Sensitivity of an Electron Multiplying Charge-Coupled Device (EMCCD) based Cone Beam Micro-CT System. Proc SPIE Int Soc Opt Eng, (Mar) 97831
Nagesh SVS, Rana R, Russ M, Ionita CN, Bednarek DR, Rudin S. (2016) Focal Spot Deblurring for High Resolution Direct Conversion X-ray Detectors. Proc SPIE Int Soc Opt Eng, (Mar) 97833
Setlur Nagesh SV, Kuhls-Gilcrist A, Bednarek DR, Rudin S. (2015) Improved visualization of neurovascular interventional treatment devices by processing of images obtained using a high resolution Micro Angio Fluoroscope – Charge Coupled Device (MAF-CCD) detector. Proc IEEE Medical Imaging Conference, (Nov)
Sonig A, Setlur Nagesh SV, Natarajan SK, Cress MC, Munich S, Rangel-Castilla L, Ionita CN, Bednarek DR, Snyder KV, Hopkins LN, Levy EI, Rudin S, Siddiqui A. (2015) Spatially Different Temporal Filtering with X-Ray Attenuator: A Novel Technique of Dose Reduction in Neuro-endovascular Interventions. Neurosurgery, (Aug) 199
Krishnakumar SB, Setlur Nagesh SV, Rudin S, Bednarek DR, Ionita CN. (2015) TU-G-CAMPUS-I-5 Investigation of an Electron Multiplying Charge Coupled Device (EMCCD) detector with variable gain in a microCT system. Medical Physics, (Jun) 3639
Russ M, Ionita CN, Bednarek DR, Rudin S. (2015) SU-D-204-5 Quantitative comparison of a high resolution CMOS-Based Micro-Angiographic Fluoroscopic (MAF) detector with a standard flat panel detector (FPD) using the new metric of Generalized Measured Relative Object Detectability (GM-ROD). Medical Physics, (Jun) 3217
Rudin S. (2015) SU-E-I-55 The Contribution to Skin Dose due to Scatter from the Patient Table and the Head Holder during Fluoroscopy. Medical Physics, (Jun) 3254
Pasternack A, Rana R, Bednarek DR, Rudin S. (2015) SU-E-I-50 Investigation of the effect of anti-scatter grid septa size and orientation on high resolution detectors when decreased pixel size approaches septa width Grid artifact study for 25 um aSe detector. Medical Physics, (Jun) 3253
Setlur Nagesh SV, Rana R, Russ M, Ionita CN, Bednarek DR, Rudin S. (2015) WE-G-204-4 Focal Spot Deblurring For High Resolution Amorphous Selenium (aSe) Complementary Metal Oxide Semiconductor (CMOS) X-ray Detector. Medical Physics, (Jun) 3694
Russ M, Setlur Nagesh SV, Ionita CN, Scott C, Karim KS, Bednarek DR, Rudin S. (2015) WE-G-204-5 Relative Object Detectability Evaluation of a New High Resolution a-Se Direct Detection System Compared to Indirect Micro-Angiographic Fluoroscopic (MAF) Detectors. Medical Physics, (Jun) 3694-3695
Rana R, Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2015) WE-G-204-6 Iterative scatter correction for gridline artifact minimization for high resolution detectors. Medical Physics, (Jun) 3695
Balasubramoniam A, Rudin S, Bednarek DR, Ionita CN. (2015) MO-G-CAMPUS-I-2 Investigation of the Stability of a Gamma fitting algorithm for angiographic parametric imaging at low x-ray exposures using a patient specific neurovascular phantom. Medical Physics, (Jun) 3578-3579
Vijayan S, Rana V, Setlur Nagesh SV, Xiong Z, Rudin S, Bednarek DR. (2015) SU-E-I-53 Comparison of Kerma-Area-Product Between the Micro-Angiographic Fluoroscope (MAF) and a Flat Panel Detector (FPD) as Used in Neuro-Endovascular Procedures. Medical Physics, (Jun) 3253
Shankar A, Rana R, Vijayan S, Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2015) SU-E-I-48 Noise reduction with over-sampling for high resolution detectors using a spread function convolution method. Medical Physics, (Jun) 3252
Vijayan S, Rana V, Xiong Z, Setlur Nagesh SV, Rudin S, Bednarek DR. (2015) TH-AB-201-1 A Real-Time Skin-Dose Mapping System for Region-Of-Interest (ROI) Fluoroscopy. Medical Physics, (Jun) 3717
Xiong Z, Vijayan S, Rana V, Rudin S, Bednarek DR. (2015) MO-G-CAMPUS-I-1 A System for Automatically Calculating Organ and Effective Dose for Fluoroscopically – Guided Procedures. Medical Physics, (Jun) 3583
Vijayan S, Rana VK, Rudin S, Bednarek DR. (2015) Incorporating Corrections for the Head-Holder and Compensation Filter when Calculating Skin Dose during Fluoroscopically-Guided Interventions. Proc SPIE Int Soc Opt Eng, (Mar) 94122
Rana VK, Rudin S, Bednarek DR. (2015) A Real-Time Skin Dose Tracking System for Biplane Neuro-Interventional Procedures. Proc SPIE Int Soc Opt Eng, (Mar) 94123
Khobragade P, Jain A, Setlur Nagesh SV, Andreana S, Dziak R, Sunkara SK, Sunkara S, Bednarek DR, Rudin S, Ionita CN. (2015) Micro-Computed tomography (CT) based assessment of dental regenerative therapy in the canine mandible model. Proc SPIE Int Soc Opt Eng, (Mar) 94171
Russ M, Singh V, Loughran B, Bednarek DR, Rudin S. (2015) New Family of Generalized Metrics for Comparative Imaging System Evaluation. Proc SPIE Int Soc Opt Eng, (Feb) 94121
Nagesh SV, Khobragade P, Ionita C, Bednarek DR, Rudin S. (2015) A Combination of Spatial and Recursive Temporal Filtering for Noise Reduction when Using Region of Interest (ROI) Fluoroscopy for Patient Dose Reduction in Image Guided Vascular Interventions with Significant Anatomical Motion. Proc SPIE Int Soc Opt Eng, (Feb) 94124
Yoganand A, Wood RP, Jimenez C, Siddiqui A, Snyder K, Nagesh SV, Bednarek DR, Rudin S, Baier R, Ionita CN. (2015) Angiographic analysis for phantom simulations of endovascular aneurysm treatments with a new fully retrievable asymmetric flow diverter. Proc SPIE Int Soc Opt Eng, (Feb) 94120
Wood RP, Khobragade P, Ying L, Snyder K, Wack D, Bednarek DR, Rudin S, Ionita CN. (2015) Initial testing of a 3D printed perfusion phantom using digital subtraction angiography. Proc SPIE Int Soc Opt Eng, (Feb) 94170
Rana R, Singh V, Jain A, Bednarek DR, Rudin S. (2015) Anti-scatter grid artifact elimination for high resolution x-ray imaging CMOS detectors. Proc SPIE Int Soc Opt Eng, (Jan) 94124
Jain A, Takemoto H, Silver MD, Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2015) Region-of-interest cone beam computed tomography (ROI CBCT) with a high resolution CMOS detector. Proc SPIE Int Soc Opt Eng, (Jan) 94124
Setlur Nagesh SV, Ionita CN, Bednarek DR, Rudin S. (2014) Automatic detection of the circular region of interest (ROI) for a novel patient dose reduction technique in fluoroscopic-guided interventions. Proc IEEE Medical Imaging Conference, (Nov)
Vijayan S, Rana V, Setlur Nagesh S Vasan, Ionita CN, Rudin S, Bednarek DR. (2014) SU-E-CAMPUS-I-4 Automatic Skin-Dose Mapping for an Angiographic System with a Region-of-Interest, High-Resolution Detector. Medical Physics, (Jun) 385
Ionita CN, Bednarek DR, Rudin S. (2014) WE-E-18A-12 Sampling correction of parametric imaging maps derived from digital subtraction angiography in vascular phantoms. Medical Physics, (Jun) 512
Singh V, Jain A, Bednarek DR, Rudin S. (2014) SU-E-I-29Generalized relative object detectability (G-ROD) as a metric for comparing x-ray imaging systems. Medical Physics, (Jun) 136
Setlur Nagesh S Vasan, Loughran B, Rana R, Ionita CN, Bednarek DR, Rudin S. (2014) SU-E-I-83 Parallel programming upgrades for the Control Acquisition, Processing and Image Display System (CAPIDS) of the Micro Angiographic Fluoroscope (MAF). Medical Physics, (Jun) 149
Loughran B, Singh V, Jain A, Bednarek DR, Rudin S. (2014) SU-E-I-40 New method for measurement of task-specific, high-resolution detector system performance. Medical Physics, (Jun) 139
Rana VK, Vijayan S, Rudin S, Bednarek DR. (2014) SU-E-I-22 Dependence on Calibration Phantom and Field Area of the Conversion Factor used to Calculate Skin Dose during Neuro-Interventional Fluoroscopic Procedures. Medical Physics, (Jun) 134
Bednarek DR, Rudin S. (2014) SU-E-E-6 Teaching Medical Physics in a Radiology Museum. Medical Physics, (Jun) 126
Rana R, Jain A, Setlur Nagesh S Vasan, Bednarek DR, Rudin S. (2014) SU-E-I-13 Comparison of CCD and CMOS micro-angiographic fluoroscope (MAF) detector systems using contrast measurements for specific imaging tasks related to neuro-endovascular image-guided interventional (EIGI) procedures. Medical Physics, (Jun) 132
Rana R, Loughran B, Swetadri Vasan SN, Pope L, Ionita CN, Siddiqui A, Lin N, Bednarek DR, Rudin S. (2014) Workflow for the use of a high-resolution image detector in endovascular interventional procedures. Proc SPIE Int Soc Opt Eng, (Mar) 90335
Rana VK, Rudin S, Bednarek DR. (2014) Improved-Resolution, Real-Time Skin-Dose Mapping for Interventional Fluoroscopic Procedures. Proc SPIE Int Soc Opt Eng, (Mar) 90334
Ionita CN, Garcia VL, Bednarek DR, Snyder KV, Siddiqui AH, Levy EI, Rudin S. (2014) Effect of injection technique on temporal parametric imaging derived from digital subtraction angiography in patient specific phantoms. Proc SPIE Int Soc Opt Eng, (Mar) 90380-90380
Loughran B, Swetadri Vasan SN, Singh V, Ionita CN, Jain A, Bednarek DR, Rudin S. (2014) Detector system comparison using relative CNR for specific imaging tasks related to neuro-endovascular image-guided interventions (neuro-EIGIs). Proc SPIE Int Soc Opt Eng, (Mar) 903321
Jain A, Panse A, Bednarek DR, Rudin S. (2014) Focal spot measurements using a digital flat panel detector. Proc SPIE Int Soc Opt Eng, (Mar) 90335
Swetadri Vasan SN, Ionita C, Bednarek DR, Rudin S. (2014) A novel Region of Interest (ROI) imaging technique for biplane imaging in interventional suites: high-resolution small field-of-view imaging in the frontal plane and dose-reduced, large field-of-view standard-resolution imaging in the lateral plane. Proc SPIE Int Soc Opt Eng, (Mar) 90332
Singh V, Jain A, Bednarek DR, Rudin S. (2014) Limitations of anti-scatter grids when used with high resolution image detectors. Proc SPIE Int Soc Opt Eng, (Mar) 903362
Jain A, Bednarek DR, Rudin S. (2014) Scatter reduction for high resolution image detectors with a region of interest attenuator. Proc SPIE Int Soc Opt Eng, (Mar) 903364
Jain A, Bednarek DR, Rudin S. (2014) Experimental and theoretical performance analysis for a CMOS-based high resolution image detector. Proc SPIE Int Soc Opt Eng, (Mar) 90333
Ionita CN, Mokin M, Varble N, Bednarek DR, Xiang J, Snyder KV, Siddiqui AH, Levy EI, Meng H, Rudin S. (2014) Challenges and limitations of patient-specific vascular phantom fabrication using 3D Polyjet printing. Proc SPIE Int Soc Opt Eng, (Mar) 90380
Singh V, Jain A, Bednarek DR, Rudin S. (2014) Relative object detectability (ROD): a new metric for comparing x-ray image detector performance for a specified object of interest. Proc SPIE Int Soc Opt Eng, (Mar) 90335
Bednarek DR, Rana VK, Rudin S. (2013) A system for real-time mapping of pediatric skin dose during fluoroscopic cardiac procedures. RSNA Scientific Program, (Dec)
Rana R, Jain A, Bednarek DR, Rudin S. (2013) SU-E-I-94 Correction to Improve X-Ray Focal Spot Measurements by Image Detector Blur Deconvolution. Medical Physics, (Jun) 147
Vasan SN, Pope L, Ionita CN, Titus AH, Bednarek DR, Rudin S. (2013) Dose Reduction in Fluoroscopic Interventions Using a Combination of a Region of Interest (ROI) X-Ray Attenuator and Spatially-Different, Temporally-Variable Temporal Filtering. Proc SPIE Int Soc Opt Eng, (Mar) 86683
Rana VK, Rudin S, Bednarek DR. (2013) Updates in the real-time Dose Tracking System (DTS) to improve the accuracy in calculating the radiation dose to the patients skin during fluoroscopic procedures. Proc SPIE Int Soc Opt Eng, (Mar) 86683
Vasan SN, Sharma P, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2013) Image acquisition, geometric correction and display of images from a 2X2 x-ray detector array based on Electron Multiplying Charge Coupled Device (EMCCD) technology. Proc SPIE Int Soc Opt Eng, (Mar) 86685
Singh V, Swetadri Vasan SN, Jain A, Sharma P, Bednarek DR, Rudin S. (2013) Intrinsic and total system performance evaluation for a newly developed Solid State X-ray Image Intensifier (SSXII) detector. Proc SPIE Int Soc Opt Eng, (Mar) 86680
Jain A, Bednarek DR, Rudin S. (2013) Theoretical performance analysis for CMOS based high resolution detectors. Proc SPIE Int Soc Opt Eng, (Mar) 86685
Swetadri VS, Sharma P, Singh V, Jain A, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2013) Quantitative analysis of an enlarged area Solid State X-ray Image Intensifier (SSXII) detector based on Electron Multiplying Charge Coupled Device (EMCCD) technology. Proc SPIE Int Soc Opt Eng, (Mar) 86680
Ionita CN, Bednarek DR, Rudin S. (2013) Evaluation of embolic deflection device using optical particle tracking. Proc SPIE Int Soc Opt Eng, (Mar) 86721
Loughran B, Swetadri Vasan SN, Singh V, Ionita CN, Jain A, Bednarek DR, Titus A, Rudin S. (2013) Design considerations for a new, high resolution Micro-Angiographic Fluoroscope based on a CMOS sensor (MAF-CMOS). Proc SPIE Int Soc Opt Eng, (Mar) 86680
Sharma P, Swetadri Vasan SN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2012) A 2x2 array of EMCCD-based solid state x-ray detectors. Conf Proc IEEE EMBS, (Nov) 5983-5986
Sharma P, Swetadri Vasan SN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2012) Implementation of digital multiplexing for high resolution X-ray detector arrays. Conf Proc IEEE EMBS, (Nov) 5979-5982
Sharma P, Vasan SN, Cartwright AN, Titus AH, Bednarek DR, Rudin S. (2012) Two dimensional extensible array configuration for EMCCD-based solid state x-ray detectors. Proc SPIE Int Soc Opt Eng, (Mar) 83135
Gupta SK, Jain A, Bednarek DR, Rudin S. (2012) Overcoming x-ray tube small focal spot output limitations for high-resolution region of interest imaging. Proc SPIE Int Soc Opt Eng, (Mar)
Ionita CN, Jain A, Loughran B, Vasan S N S, Bednarek DR, Levy E, Siddiqui AH, Snyder KV, Hopkins LN, Rudin S. (2012) Evaluation of intracranial aneurysm coil embolization in phantoms and patients using a high-resolution Microangiographic Fluoroscope (MAF). Proc SPIE Int Soc Opt Eng, (Mar)
Ionita CN, Bednarek DR, Rudin S. (2012) Investigation of metrics to assess vascular flow modifications for diverter device designs using hydrodynamics and angiographic studies. Proc SPIE Int Soc Opt Eng, (Mar) 83170
Ionita CN, Loughran B, Jain A, Swetadri Vasan SN, Bednarek DR, Levy E, Siddiqui AH, Snyder KV, Hopkins LN, Rudin S. (2012) New head equivalent phantom for task and image performance evaluation representative for neurovascular procedures occurring in the Circle of Willis. Proc SPIE Int Soc Opt Eng, (Feb) 83130
Wang W, Ionita C, Huang Y, Qu B, Panse A, Jain A, Bednarek DR, Rudin S. (2012) Region-of-Interest Micro-Angiographic Fluoroscope Detector Used in Aneurysm and Artery Stenosis Diagnoses and Treatment. Proc SPIE Int Soc Opt Eng, (Feb) 83131
Panse AS, Swetadri Vasan SN, Jain A, Bednarek DR, Rudin S. (2012) Dose reduction by moving a region of interest (ROI) beam attenuator to follow a moving object of interest. Proc SPIE Int Soc Opt Eng, (Feb) 831355
Vasan SN, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2012) Graphics Processing Unit (GPU) implementation of image processing algorithms to improve system performance of the Control, Acquisition, Processing, and Image Display System (CAPIDS) of the Micro-Angiographic Fluoroscope (MAF). Proc SPIE Int Soc Opt Eng, (Feb) 83134
Rana V, Gill K, Rudin S, Bednarek DR. (2012) Significance of Including Field Non-Uniformities Such as the Heel Effect and Beam Scatter in the Determination of the Skin Dose Distribution during Interventional Fluoroscopic Procedures. Proc SPIE Int Soc Opt Eng, (Feb) 83159
Rana V, Rudin S, Bednarek DR. (2012) Use of a graphics processing unit (GPU) to facilitate real-time 3D graphic presentation of the patient skin-dose distribution during fluoroscopic interventional procedures. Proc SPIE Int Soc Opt Eng, (Feb) 831343
Vasan SN, Panse A, Jain A, Sharma P, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2012) Dose Reduction Technique Using a Combination of a Region of Interest (ROI) Material X-Ray Attenuator and Spatially Different Temporal Filtering for Fluoroscopic Interventions. Proc SPIE Int Soc Opt Eng, (Feb) 831357
Kuhls-Gilcrist A, Jain A, Bednarek DR, Rudin S. (2011) Measuring the presampled MTF from a reduced number of flat-field images using the Noise Response (NR) method. Proc SPIE Int Soc Opt Eng, (Mar)
Wang W, Ionita CN, Bednarek DR, Rudin S. (2011) Study of Stent Deployment Mechanics Using a High-Resolution X-ray Imaging Detector. Proc SPIE Int Soc Opt Eng, (Mar)
Wang W, Ionita C, Kuhls-Gilcrist A, Huang Y, Qu B, Gupta SK, Bednarek DR, Rudin S. (2011) Graphical User Interface for a Dual-Module EMCCD X-ray Detector Array. Proc SPIE Int Soc Opt Eng, (Mar)
Ionita CN, Suri H, Nataranjian S, Siddiqui A, Levy E, Hopkins NL, Bednarek DR, Rudin S. (2011) Angiographic imaging evaluation of patient-specific bifurcation-aneurysm phantom treatment with pre-shaped, self-expanding, flow-diverting stents: feasibility study. Proc SPIE Int Soc Opt Eng, (Feb)
Gupta SK, Jain A, Bednarek DR, Rudin S. (2011) Evaluation and Comparison of High-Resolution (HR) and High-Light (HL) Phosphors in the Micro-Angiographic Fluoroscope (MAF) using Generalized Linear Systems Analyses (GMTF, GDQE) that include the Effect of Scatter, Magnification and Detector Characterist. Proc SPIE Int Soc Opt Eng, (Feb)
Vasan SN, Sharma P, Ionita CN, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2011) Spatially different, real-time temporal filtering and dose reduction for dynamic image guidance during neurovascular interventions. Proc IEEE EMBS, (Jan) 6192-6195
Sharma P, Vasan SN, Jain A, Panse A, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2011) EMCCD-based high resolution dynamic x-ray detector for neurovascular interventions. Proc IEEE EMBS, (Jan) 7787-7790
Qu B, Huang Y, Wang W, Cartwright AN, Titus AH, Bednarek DR, Rudin S. (2011) Image geometric corrections for a new EMCCD-based dual modular x-ray imager. Proc IEEE EMBS, (Jan) 2634-2637
Huang Y, Qu B, Sharma P, Kuhls-Glicrist AK, Wang W, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2010) Component Level Modular Design of a Solid State X-ray Image Intensifier for an M x N Array. Proc IEEE NSS -MIC, (Oct) 2714-2717
Panse A, Ionita CN, Wang W, Jain A, Bednarek DR, Rudin S. (2010) The Micro-Angiographic Fluoroscope (MAF) in High Definition (HD) Mode for Improved Contrast-to-Noise Ratio and Resolution in Fluoroscopy and Roadmapping. Proc IEEE NSS - MIC, (Oct)
Panse A, Jain A, Wang W, Yao R, Bednarek DR, Rudin S. (2010) High Resolution Emission and Transmission Imaging using the Same Detector. Proc IEEE NSS - MIC, (Oct)
Sharma P, Qu B, Huang Y, Kuhls-Glicrist AK, Wang W, Titus AH, Cartwright AN, Bednarek DR, Rudin S. (2010) Novel Multiplexer to Enable Multiple-Module Imaging with Adjustable High Spatial Resolution and Predetermined Display Bandwidth for Array Medical Imaging Systems. Proc IEEE NSS - MIC, (Oct)
Kuhls-Gilcrist A, Jain A, Bednarek DR, Rudin S. (2010) Performance Trade-Off Analysis Comparing Different Front-End Configurations in a Digital X-ray Imager. Proc IEEE NSS - MIC, (Oct) 2491-2494
Qu B, Kuhls-Gilcrist AT, Huang Y, Wang W, Cartwright AN, Titus AH, Bednarek DR, Rudin S. (2010) Quantum Performance Analysis of an EMCCD-based X-ray Detector Using Photon Transfer Technique. Proc IEEE NSS - MIC, (Oct) 3438-3441
Qu B, Huang Y, Wang W, Sharma P, Kuhls-Glicrist AK, Cartwright AN, Titus AH, Bednarek DR, Rudin S. (2010) Optical Demonstration of a Medical Imaging System with an EMCCD-Sensor Array for Use in a High Resolution Dynamic X-ray Imager. Proc IEEE NSS - MIC, (Oct)
Kuhls-Gilcrist A, Jain A, Bednarek DR, Rudin S. (2010) The Solid State X-ray Image Intensifier (SSXII) in Single Photon Counting (SPC) mode. Proc SPIE Int Soc Opt Eng, (Mar)
Kuhls-Gilcrist A, Bednarek DR, Rudin S. (2010) A method for the determination of the two-dimensional MTF of digital radiography systems using only the noise response. Proc SPIE Int Soc Opt Eng, (Mar)
Wang W, Ionita CN, Keleshis C, Kuhls-Gilcrist A, Jain A, Bednarek DR, Rudin S. (2010) Progress in the Development of a new Angiography Suite including the High Resolution Micro-Angiographic Fluoroscope (MAF), a Control, Acquisition, Processing, and Image Display System (CAPIDS), and a New Detector Changer Integrated into a Commercial C-Ar. Proc SPIE Int Soc Opt Eng, (Feb)
Ionita CN, Wang W, Bednarek DR, Rudin S. (2010) Assessment of contrast flow modification in aneurysms treated with closed-cell, self-expanding asymmetric vascular stents (SAVS). Proc SPIE Int Soc Opt Eng, (Feb)
Jain A, Kuhls-Gilcrist A, Bednarek DR, Rudin S. (2009) Improved contrast and spatial resolution with Single Photon Counting (SPC) for an area x-ray imager, the newly developed high-resolution Micro-Angiographic Fluoroscopic (MAF) detector. IEEE Nucl Sci Symp Conf Rec (1997), (Dec) 3012-3016
Keleshis C, Hoffmann K, Lee J, Hamwi H, Wang W, Ionita C, Bednarek D, Verevkin A, Rudin S. (2009) Real-time implementation of distortion corrections for a tiled EMCCD-based Solid State X-ray Image Intensifier (SSXII). Proc SPIE Int Soc Opt Eng, (Jan) 72583-72583
Ionita CN, Dohatcu A, Jain A, Keleshis C, Hoffmann KR, Bednarek DR, Rudin S. (2009) Modification of the NEMA XR21-2000 cardiac phantom for testing of imaging systems used in endovascular image guided interventions. Proc SPIE Int Soc Opt Eng, (Jan) 72584-72584
Ionita CN, Dohatcu A, Sinelnikov A, Sherman J, Keleshis C, Paciorek AM, Hoffmann KR, Bednarek DR, Rudin S. (2009) Angiographic analysis of animal model aneurysms treated with novel polyurethane asymmetric vascular stent (P-AVS): feasibility study. Proc SPIE Int Soc Opt Eng, (Jan) 72621-72621
Kuhls-Gilcrist A, Bednarek DR, Rudin S. (2009) Component analysis of a new Solid State X-ray Image Intensifier (SSXII) using photon transfer and Instrumentation Noise Equivalent Exposure (INEE) measurements. Proc SPIE Int Soc Opt Eng, (Jan) 7258171-72581710
Yadava GK, Rudin S, Kuhls-Gilcrist AT, Bednarek DR. (2008) Generalized Objective Performance Assessment of a New High-Sensitivity Microangiographic Fluoroscopic (HSMAF) Imaging System. Proc SPIE Int Soc Opt Eng, (Jan) 68288-68288
Kuhls-Gilcrist A, Yadava G, Patel V, Jain A, Bednarek DR, Rudin S. (2008) The Solid-State X-Ray Image Intensifier (SSXII): An EMCCD-Based X-Ray Detector. Proc SPIE Int Soc Opt Eng, (Jan) 68284-68284
Dohatcu A, Ionita CN, Paciorek A, Bednarek DR, Hoffmann KR, Rudin S. (2008) Endovascular image-guided treatment of in-vivo model aneurysms with asymmetric vascular stents (AVS): evaluation with time-density curve angiographic analysis and histology. Proc SPIE Int Soc Opt Eng, (Jan) 6916-6916
Ionita CN, Keleshis C, Patel V, Yadava G, Hoffmann KR, Bednarek DR, Jain A, Rudin S. (2008) Implementation of a high-sensitivity Micro-Angiographic Fluoroscope (HS-MAF) for in-vivo endovascular image guided interventions (EIGI) and region-of-interest computed tomography (ROI-CT). Proc SPIE Int Soc Opt Eng, (Jan) 69181-69181
Kuhls AT, Yadava G, Patel V, Bednarek DR, Rudin S. (2007) Progress in electron-multiplying CCD (EMCCD) based, high-resolution, high-sensitivity x-ray detector for fluoroscopy and radiography. Proc SPIE Int Soc Opt Eng, (Jan) 65101-65101
Rudin S, Kuhls AT, Yadava GK, Josan GC, Wu Y, Chityala RN, Rangwala HS, Ciprian Ionita N, Hoffmann KR, Bednarek DR. (2006) New light-amplifier-based detector designs for high spatial resolution and high sensitivity CBCT mammography and fluoroscopy. Proc SPIE Int Soc Opt Eng, (Dec)
Kyprianou IS, Rudin S, Bednarek DR, Hoffmann KR. (2004) Study of the Generalized MTF and DQE for a New Microangiographic System. Proc SPIE Int Soc Opt Eng, (May) 349-360
Wang Z, Ionita C, Rudin S, Hoffmann KR, Paxton AB, Bednarek DR, Ionita CN. (2004) Angiographic analysis of blood flow modification in cerebral aneurysm models with a new asymmetric stent. Proc SPIE Int Soc Opt Eng, (Apr) 307-318
Chityala R, Hoffmann KR, Bednarek DR, Rudin S. (2004) Region of Interest (ROI) Computed Tomography. Proc SPIE Int Soc Opt Eng, (Jan) 534-541
Stephen Rudin, Wu Y, Daniel Bednarek. (2002) Micro-angiographic detector with fluoroscopic capability. Proc SPIE Int Soc Opt Eng, (Jan) 344-354
D. P. Nazareth, A. Gopal, Stephen Rudin, Daniel Bednarek, Jacek Dmochowski, A. Ganguly, Kenneth Hoffmann. (2001) Determination of 3D position and orientation of stents from single projections. RSNA Scientific Program, (Nov)
Nazareth DP, Gopal A, Stephen Rudin, Daniel Bednarek, Jacek Dmochowski, Gnaguly A, Kenneth Hoffmann. (2001) Accurate position and orientation of stents from single projections. RSNA Scientific Program, (Nov)
D. P. Nazareth, A. Gopal, Stephen Rudin, Daniel Bednarek, Jacek Dmochowski, A. Ganguly, Kenneth Hoffmann. (2001) Accurate determination of the position and orientation of stents from a single projection image. RSNA Scientific Program, (Nov)
Ganguly A, Stephen Rudin, Daniel Bednarek, Kenneth Hoffmann, Yang CJ, Jui Wang. (2001) Direct conversion flat panel detector for region of interest angiography. Proc SPIE Int Soc Opt Eng, (Jan) 178-188
Yang CJ, Stephen Rudin, Daniel Bednarek. (2000) Performance evaluation of a real-time automatic tracking system for region of interest (ROI) fluoroscopy. World Congress on Medical Physics and Biomedical Engineering, (Jul)
D. Nazareth, Kenneth Hoffmann, A. Gopal, Stephen Rudin, Daniel Bednarek. (2000) 3D Structured Object Location from a Single Projection. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Gopal A, Stephen Rudin, Daniel Bednarek, Yang CJ. (2000) Improvement of feature detail using a region of interest micro-angiographic camera. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Nazareth DP, Kenneth Hoffmann, Gopal A, Stephen Rudin, Daniel Bednarek. (2000) 3-D structured object location from a single projection. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Kenneth Hoffmann, Nazareth DP, Wang Z, Miskolczi L, Stephen Rudin, Daniel Bednarek. (2000) Vessel size mearsurements and the effects of resolution. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Wang Z, Wu Y, Stephen Rudin, Daniel Bednarek, Nazareth DP, Yang CJ. (2000) Neurovascular phantoms for evaluation of high-resolution ROI micro-angiographic camera. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Kenneth Hoffmann, D. Nazareth, I. Wang, L. Miskolczi, Stephen Rudin, Daniel Bednarek. (2000) Vessel Size Measurements and the Effects of Resolution. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Cahttopadhyay A, Daniel Bednarek, Yang CJ, Wang Z, Gopal A, Kenneth Hoffmann, Stephen Rudin. (2000) MTF comparison of three radiographic detectors: region of interest (ROI) micro-angoigraphic camera, selenium flat panel detector, and image intensifier. World Congress on Medical Physics and Biomedical Engineering, (Jul)
Barasch EF, Altunbas MC, Daniel Bednarek, Condit W, Delbaso AM, Knab JR, Stephen Rudin. (2000) A Medical Imaging microstrip gas chamber. Proc IEEE NSS MIC, (Jan) 22-25
Massoumzadeh P, Stephen Rudin, Daniel Bednarek. (2000) Quantitaive Evaluation of amorphous Selenium (a-Se) for Region of Interest (ROI) Fluoroscopy. Proc SPIE Int Soc Opt Eng, (Jan) 658-669
Yamada S, Takahashi A, Umazaki H, Honda M, Shiraishi K, Stephen Rudin, Yang CY, Daniel Bednarek. (2000) Image quality evaluation of a new selenium-based flat panel digital x-ray detector system based on animal studies. Proc SPIE Int Soc Opt Eng, (Jan) 429-436
Stephen Rudin, Nazereth D, Yang CYJ, Daniel Bednarek, Chattopadhyay A. (2000) Region of Interest micro-angiography: imager development. Proc SPIE Int Soc Opt Eng, (Jan) 534-541
Yamada S, Tomisaki T, Umazaki H, Yang C-YJ, Daniel Bednarek, Stephen Rudin. (1999) Demonstration of a new selenium-based flat panel digital x-ray detector system for both fluoroscopy and radiography. RSNA Scientific Program, (Nov) 503
Yamada S, Nagai S, Honda M, Yang C-YJ, Daniel Bednarek, Stephen Rudin. (1999) Image quality evaluation of a new selenium-based flat panel digital x-ray detector system at low dose fluoroscopic rate. RSNA Scientific Program, (Nov) 503
Nazareth D, Chattopadhyay A, Stephen Rudin, Yang CJ, Daniel Bednarek. (1999) Initial study of the micro-angiographic determination of elastic properties of vessels. Medical Physics, (Jun) 1173
Wang Z, Stephen Rudin, Daniel Bednarek. (1999) An accurate method for angiographic measurement of neurovascular lesion dimensions. Medical Physics, (Jun) 1755
Chattopadhyay A, Barasch E, Daniel Bednarek, Stephen Rudin. (1999) Design strategies for pressurized xenon microstrip detectors in radiography. Medical Physics, (Jun) 1754
Yang CJ, Stephen Rudin, Daniel Bednarek. (1999) Variable sampling area for automatic brightness control in digital fluoroscopy. Proc SPIE Int Soc Opt Eng, (Jan) 826-832
Stephen Rudin, Daniel Bednarek, Wahkloo AK, Lieber BB, Yang CJ, Nazereth D. (1999) Region of Interest micro-angiography: radiographic imaging optimized for vascular interventions. Proc SPIE Int Soc Opt Eng, (Jan) 708-717
Smith ST, Daniel Bednarek, Wobschall DC, Jeong M, Kim H, Stephen Rudin. (1999) Evaluation of a CMOS image detector for low-cost and power medical x-ray imaging applications. Proc SPIE Int Soc Opt Eng, (Jan) 952-961
Granger WE, Stephen Rudin, Divani AA, Wahkloo AK, Lieber BB, Daniel Bednarek. (1998) A new method of dual contrast injection for flow determination by digital radiographic imaging. RSNA Scientific Program, (Nov)
Stephen Rudin, Wahkloo AK, Daniel Bednarek, Yang CJ, Granger WE. (1998) Comparison of a new high resolution region of interest (ROI) micro-angiographic digital detector with standard image intensifier and screen-film receptors for visualizing vascular stents. RSNA Scientific Program, (Nov)
Granger WE, Stephen Rudin, Divani AA, Wahkloo AK, Lieber BB, Daniel Bednarek. (1998) A new method for dual contrast injection flow for determination by digital radiographic imaging. RSNA Scientifc Program, (Nov) 627
Stephen Rudin, Wahkloo AK, Daniel Bednarek, Yang CJ, Granger WE. (1998) Stent visualization with new resolution region of interest (ROI) micro-angiographic digital detector. RSNA Scientific Program, (Nov)
Daniel Bednarek, Stephen Rudin. (1998) A double transmission ionization chamber for dose-area-product monitoring. Medical Physics, (Aug) A1585
Stephen Rudin, Patel JJ, Daniel Bednarek. (1998) Decay time measurements of imaging phosphor materials. Medical Physics, (Jul) A214
Liu R, Stephen Rudin, Daniel Bednarek, Yang CJ. (1998) Super-global distortion correction for a rotational c-arm x-ray image intensifier. Medical Physics, (Jul) A214
Yang CJ, Stephen Rudin, Daniel Bednarek. (1998) Image acquisition and real time processing in region of interest fluoroscopy with variation of source to image distance. Proc SPIE Int Soc Opt Eng, (Jan) 660-667
Stephen Rudin, Divani A, Wahkloo AK, Lieber BB, Daniel Bednarek, Granger W, Yang CJ. (1998) Factors affecting the accurate determination of cerebrovascular blood flow using high speed droplet imaging. Proc SPIE Int Soc Opt Eng, (Jan) 232-241
Massoumzadeh P, Stephen Rudin, Daniel Bednarek. (1997) Evaluation of Selenium (Se) and CsI image receptors for region of interest (ROI) imaging. RSNA Scientific Program, (Nov)
Daniel Bednarek, Stephen Rudin. (1997) Comparison of two dose-area product (DAP) ionization chambers. Medical Physics, (Aug) 1356
Stephen Rudin, Wahkloo AK, Lieber BB, Lee Guterman, L Nelson Hopkins, Daniel Bednarek. (1997) Droplet tracking using biplane digital angiography for cerebral arteriovenous malformations blood flow velocity and vessel morphology determinations. RSNA Scientific Program, (Jan)
Stephen Rudin, Wahkloo AK, Lieber BB, Lee Guterman, L Nelson Hopkins, Daniel Bednarek, Granger WE, Yang CJ. (1997) New method for analysis of arteriovenous malformations using biplane angiographic droplet tracking. RSNA Scientific Program, (Jan)
Stephen Rudin, Lieber BB, Wakhloo AK, Daniel Bednarek, Gutterman LR, L Nelson Hopkins. (1997) Quantitaive flow velocity measurements in vessels, aneurysms and arteriovenous malformations (AVMs) using droplet path tracking with a biplane pulsed fluoroscopy system. Proc SPIE Int Soc Opt Eng, (Jan) 268-279
Lieber BB, Stephen Rudin, Wahkloo AK, Daniel Bednarek, L Nelson Hopkins. (1997) Fluoroscopic tracking of traceable droplets in an aneurysm model. ASNR/ASHNR Proceedings, (Jan)
Stephen Rudin, Daniel Bednarek, Granger WE, Kezerashvili M, Massoumzadeh P. (1996) Demonstration of real-time equalization of Region-of-Interest (ROI) Fluoroscopic Images. RSNA Scientific Program, (Nov)
Stephen Rudin, Lieber BB, Stancampiano A, Daniel Bednarek, Wahkloo AK. (1996) Fluoroscopic study of disturbed flow in a stented vs. non-stented aneurysm model by comparison of streak patterns and droplet paths. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek. (1996) Real-time contrast and brightness equalization in region of interest (ROI) fluoroscopy. RSNA Scientific Program, (Nov)
Massoumzadeh P, Stephen Rudin, Daniel Bednarek. (1996) Effect of Gd and Cu Region of Interest (ROI) filters on image contrast and relative detected signal. Medical Physics, (Jun) 1144
Daniel Bednarek, Kezerashvili M, Stephen Rudin. (1996) Effect of field size on contrast and dose for fluoroscopic systems with automatic brightness control. Medical Physics, (Jun) 1501
Kezerashvili M, Daniel Bednarek, Stephen Rudin. (1996) Computerized system for dose-area product monitoring ROI fluoroscopy. Medical Physics, (Jun) 1059
Granger WE, Daniel Bednarek, Stephen Rudin, Klash S. (1996) Excess patient exposure due to inexact fluoroscopic collimation and its reduction using ROI techniques. Medical Physics, (Jun) 1059
Lieber BB, Stephen Rudin, Wakhloo AK, Stancampiano AP, Daniel Bednarek. (1996) Fluoroscopic particle tracking in a model aneurysm using traceable droplets. Adv. in Bioengineering, (Jan) 457-458
Kutlubay EM, Wasserman RM, Hwang B, Wobschall DC, Acharya RS, Stephen Rudin, Daniel Bednarek. (1996) Portable digital radiographic imager: an overview. Proc SPIE Int Soc Opt Eng, (Jan) 742-749
Stephen Rudin, Daniel Bednarek, Kezerashvili M, Granger WE, Massoumzadeh P. (1995) Clinical Application of Region of Interest (ROI) Radiologic Imaging Techniques. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek, Granger WE, L Nelson Hopkins, Lee Guterman, Wahkloo A, Chavis T. (1995) Region of Interest (ROI) Fluoroscopy and angiography in interventional radiology. RSNA Scientific Program, (Nov)
Granger WE, Klash S, Stephen Rudin, Daniel Bednarek. (1995) Primary beam exposure outside the fluoroscopic FOV and proposed exposure reduction using ROI filtration. Medical Physics, (Sep) 1539
Daniel Bednarek. (1995) Facility acceptance testing. Program Digest of the conference on Mammography and MQSA: the Physicist's role, (Jul)
Daniel Bednarek. (1995) Stereotactic core biopsy. Program Digest of the Conference on Mammography and MQSA: the Physicist role, (Jul)
Massoumzadeh P, Stephen Rudin, Daniel Bednarek. (1995) Contrast improvement of iodine using gadolinium filter for application of Region of Interest Fluoroscopy. Medical Physics, (Jun) 972
Fletcher LM, Stephen Rudin, Daniel Bednarek. (1995) Method for ROI localization and mask selection in ROI fluoroscopy image evaluation. Medical Physics, (Jun) 972
Daniel Bednarek, Tobin MB, Stephen Rudin. (1995) Dependence of contrast on variations in mammographic parameters. Medical Physics, (Jun) 1013
Kezerashvili M, Stephen Rudin, Daniel Bednarek. (1995) Automatic filter placement device for region of interest (ROI) fluoroscopy. Medical Physics, (Jun) 972
Kezerahsvili M, Daniel Bednarek, Stephen Rudin. (1995) Method for measuring the total dose area product (DAP) during region of interest fluoroscopy. Medical Physics, (Jun) 947
Kutlubay EM, Wasserman RM, Wobschall DC, Acharya RS, Stephen Rudin, Daniel Bednarek. (1995) Cost-effective, high resolution, portable, digital x-ray imager. Proc SPIE Int Soc Opt Eng, (Jan) 554-562
Stephen Rudin, Fletcher L, Daniel Bednarek. (1994) Rapid selection of the image mask in Region of Interest (ROI) Fluoroscopy. RSNA Scientific Program, (Nov)
Stephen Rudin, Fletcher L, Daniel Bednarek, Massoumzadeh P, Kezerahvili M. (1994) Practical region of interest fluoroscopy with rapid selection of image mask. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek, Fletcher LM, Iota-Herbei V, Massoumzadeh P. (1993) Region of interest fluoroscopy. RSNA Scientific Program, (Nov) 413
Stephen Rudin, Daniel Bednarek, Lee Guterman, L Nelson Hopkins, Standard SC, Szikora I. (1993) Implementation of region of interest fluoroscopy using the roadmapping mode of real-time digital radiographic units. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek. (1993) Dose and image noise reduction in interventional radiology using Region of Interest (ROI) Fluoroscopic beam shift strategies. Medical Physics, (May) 894
Stephen Rudin, Daniel Bednarek. (1993) Non-hardening x-ray beam attenuating filters. Medical Physics, (May) 918
Stephen Rudin, Daniel Bednarek. (1993) Selection of filter material in Region Of Interest (ROI) Fluoroscopy. Medical Physics, (May) 920-921
Stephen Rudin, Daniel Bednarek. (1993) Comparison of filter material and design for use in ROI angiography. Proc SPIE Int Soc Opt Eng, (Jan) 354-364
Stephen Rudin, Daniel Bednarek. (1992) Region of Interest Fluoroscopy applied to interventional radiologic procedures. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek, Wong R. (1991) Parameterization of image intensifier distortion. Medical Physics, (May) 599-600
Stephen Rudin, Daniel Bednarek. (1991) Substantial dose reduction in selected fluoroscopic procedures. Medical Physics, (May) 656
Stephen Rudin, Daniel Bednarek, Wong R. (1991) Continuously-variable zoom magnification for fluoroscopy. Medical Physics, (May) 599
Stephen Rudin, Daniel Bednarek, Wong R, Kaczmarek R, Ram R. (1987) Increased radiographic contrast and dynamic range by combining a rapid multiple scanning beam device with a wide latitude receptor and digital enhancement. Proc SPIE Int Soc Opt Eng, (Jan) 109-115
Stephen Rudin, Daniel Bednarek, Wong R, Kaczmarek RG, Kaczmarek RV, Alker G. (1986) High contrast clinical imaging with a rapid multiple scanning beam device: Effects of aperture pattern zone boundaries. RSNA Scientific Program, (Nov)
Daniel Bednarek, Rudinger G, Stephen Rudin. (1986) Optimized rotating aperture wheel slit design. Medical Physics, (Jan) 613
Kaczmarek R, Daniel Bednarek, Stephen Rudin, Wong R. (1986) Survey of patient exposure in phototimed chest radiography. Medical Physics, (Jan) 607
Daniel Bednarek, Stephen Rudin, Wong R, Kaczmarek R. (1985) Effect of a multi-scanning beam device and trough filter on scatter in chest radiography. Proc SPIE Int Soc Opt Eng, (Jan) 13-18
Stephen Rudin, Daniel Bednarek, Wong R, Kaczmarek R. (1985) Toward millisecond scanning beam radiography. Proc SPIE Int Soc Opt Eng, (Jan) 165-172
Stephen Rudin, Daniel Bednarek, Wong R. (1982) Application of rapidly scanning multiple beams in digital radiography. SPSE/ AAPM Medical Imaging Meeting Program, (Sep)
Wong R, Daniel Bednarek, Stephen Rudin. (1982) Dependence of object detectability on quantum noise in an imaging system with variable sensitivity. Medical Physics, (Jul) 637
Stephen Rudin, Daniel Bednarek, Wong R. (1981) Digital Radiography using linear array detectors with a rotating aperture beam device. Medical Physics, (Sep) 743
Daniel Bednarek, Stephen Rudin, Wong R. (1981) Artifacts patterns of anti-scatter grids. Medical Physics, (Jul) 557
Daniel Bednarek, Stephen Rudin, Wong R. (1981) Evaluation of sensitometry at mammographic energies. Medical Physics, (Jul) 576
Stephen Rudin, Daniel Bednarek, Wong R, Andres MLR, Leslie EV. (1981) Fluoroscopic dose reduction using iris control. Medical Physics, (Jul) 576
Stephen Rudin, Daniel Bednarek, Wong R. (1981) Conical rotating aperture geometries in digital radiography. Proc SPIE Int Soc Opt Eng, (Jan) 77-80
Daniel Bednarek, Stephen Rudin, Wong R. (1981) Sensitometry at low x-ray energies. Proc SPIE Int Soc Opt Eng, (Jan) 63-66
Stephen Rudin, Daniel Bednarek, Wong R. (1980) Synchronization and overlap artifacts in multiple scanning beam radiography. RSNA Scientific Program, (Nov)
Stephen Rudin, Daniel Bednarek, Wong R. (1980) Rotating aperture cones for scatter reduction in diagnostic radiology. RSNA Scientific Program, (Nov)
Daniel Bednarek, Stephen Rudin. (1980) Clinical Sensitometry. Medical Physics, (Jul) 431-432
Stephen Rudin, Daniel Bednarek. (1980) Scatter reduction in cone beam CT using a Scanning Cylindrical Aperture Tomography (SCAT) device. Medical Physics, (Jul) 428
Daniel Bednarek, Stephen Rudin. (1980) A comparison of modified bootstrap and conventional methods of sensitometry in medical radiology. Am. J. Roentg., (Apr) 852
Stephen Rudin, Daniel Bednarek. (1980) A RAW device for x-ray tomography. Am. J. Roentg., (Apr) 853
Stephen Rudin, Daniel Bednarek. (1980) A RAW device for x-ray tomography. Proc SPIE Int Soc Opt Eng, (Jan) 38-42
Daniel Bednarek, Stephen Rudin. (1980) A compraiosn of modified bootstrap and conventional methods of sensitometry in medical radiology. Proc SPIE Int Soc Opt Eng, (Jan) 2-6
Stephen Rudin, Daniel Bednarek. (1979) The RAW device - a rotating aperture wheel anti-scatter system for dynamic radiology. Medical Physics, (Jul) 353-354
Lanzl LH, Rozenfeld M, Daniel Bednarek, Oswald R, Moser F, Koch R, Mewissen DJ. (1976) Recent progress in Californium-252 dosimetry. Proceedings of International Symposium on Californium-252 Utilization, (Apr) 18-19
Lanzl LH, Rozenfeld M, Daniel Bednarek, Oswald R, Moser F, Koch R, Mewissen DJ. (1900) Recent Progress in Californium-252 dosimetry. US Energy and Research Development Admin. Report, (Jan)
Smith ST, Daniel Bednarek, Wobschall DC, Kim H, Jeong M. (1900) Evaluation of CMOS image detector flow for low cost and power medical x-ray imaging application. SPIE Medical Imaging, (Jan) 174
Daniel Bednarek, Lanzl LH, Rozenfeld M. (1900) a liquid dielectric radiation quality meter. 20th Annual Meeting of AAPM, (Jan)
Daniel Bednarek, Lanzl LH, Rozenfeld M. (1900) On the application of a liquid dielectric ionization chamber to Cf-252 dosimetry. Medical Physics, (Jan) 403-409
Smith ST, Daniel Bednarek, Wobschall DC, Kim H, Jeong M. (1900) Evaluation of a CMOS image detector for low cost and power medical x-ray imaging applications. SPIE, (Jan) 952-961
Lanzl LH, Oswald R, Rozenfeld M, Daniel Bednarek, Mewissen DJ, Moser F, Sabau M. (1900) Determination of dose and spectra of neutrons from fission sources in radiobiological systems. US Dept. of Energy Report, (Jan)
, Lanzl LH, Rozenfeld M. (1900) Applicability of a liquid dielectric ionization chamber to Cf-252 dosimetry. Medical Physics, (Jan) 153
Kenneth Hoffmann, D. P. Nazareth, L. Miskolczi, B. Nemes, A. Gopal, Stephen Rudin, Daniel Bednarek. (1900) Measurement of vessel sizes: comparison of manual and automated techniques. (Jan) 369
Daniel Bednarek, Lanzl LH, Rozenfeld M. (1900) A liquid-filled ionization chamber for the dosimetry of interstitial implant sources. Physics in Canada, (Jan) 11
Daniel Bednarek, Lanzl LH, Rozenfeld M. (1900) A liquid-filled ionization chamber for the dosimetry of interstitial implant sources. Physics in Medicine and Biology, (Jan) 564

See all (261 more)

Professional Memberships:

Society for Computer Applications in Radiology (1995–present)
Society for Information Display (1992–present)
Society of Photo-Optical Instrumentation Engineers (1979–present)
Upstate New York Chapter of the American Association of Physicists in Medicine (1979–present)
American College of Radiology (1979–present)
New York State Radiological Society (1979–present)
American Association of Physicists in Medicine (1973–present)
American Association of Physics Teachers (1967–1973)

Presentations:

"Difference in Flow Characteristics between Contrast Media and Blood during X-ray Angiography" Spring Meeting at Roswell Park Cancer Institute; Upstate New York Chapter of the AAPM; Upstate New York Chapter of the AAPM (2002)
"A double transmission ionization chamber for dose and dose-area product monitoring (WIP-D-03)" 40th Annual Meeting of the American Assoc. of Physicists in Medicine; American Assoc. of Physicists in Medicine (1998)
"A comparison of modified bootstrap and conventional methods of sensitometry in medical radiography" SPIE conference; ; Application of Optical Instrumentation in Medicine (1980)
"A liquid dielectric radiation quality meter" 20th Annual Meeting of the American Assoc. of Physicists in Medicine
"A liquid filled ionization chamber for the dosimetry of interstitial implant sources" 4th International Conference of Medical Physics
"Applicability of liquid dielectric ionization chamber to Cf-252 dosimetry" 17th Annual Meeting of the American Assc. of Physicist in Medicine
"Artifact patterns of scatter grids" 23rd Annual Meeting of the American Assoc. of Physicist in Medicine
"Automatic bootstrap characteristic curve segment matching" 41st Annual Meeting of the American Assoc. of Physicist in Medicine
"Clinical assessment of fluoroscopic expsoure" Scientific Session of the Upstate New York AAPM
"Clinical Sensitometry" 22nd Annual Meeting of the American Assoc. of Physicists in Medicine
"Comparison of two dose-area-product (DAP) ionization chambers" Annual Meeting of the American Assoc. of Physicist in Medicine
"Computer-aided bootstrap methods for characteristic curve segment" 6th Annual Memorial Meeting of the Upstate NY chapter of the AAPM
"Dosimtery of implant sources using liquid dielectric" Radiology and Medical Physics Seminar
"Effect of coning down on contrast and dose in fluoroscopy" Summer Meeting of the Upstate NY chapter of AAPM; ; University of Rochester cancer Center
"Effect of a multiple scanning beam device" SPSE SYmposium; ; Practical Applications of Conventional and New Imaging Technology
"Effect of field size on contrast and dose for fluoroscopic systems with automatic brightness control" 38th Annual Meeting of the American Assoc. of Physicists in Medicine
"Evaluation of sensitometry at mammographic energies" 23rd Annual Meeting of the american Assoc. of Physicist in Medicine
"Facility Acceptance Testing" Conference on Mammography and MQSA: the Physicist's role
"Implementing NY State mandated quality control programs in radiology departments" Regional inter-hospital seminar (ECMC)
"Limitations of the State of Illinois radiation exposure limits" The Assembly, State of New York; ; Standing Committee on Health
"Medical Diagnostic Imaging" SPIE's Applications of Optical Engineering Can-Am Eastern '90
"Medical Student training in Radiological Physics" Scientific Session of the Upstate NY chapter of AAPM
"Methods in radiographic sensitometry" Scientific Session of the Upstate New York AAPM
"Optimized rotating aperture wheel slit design" 28th Annual Meeting of the American Assoc. of Physicist in Medicine
"Prone stereotactic breast biopsy units" 5th Annual Maamography Seminar: New Dimensions, New Directions; WNY Mammography Society
"Quality Assurance Workshop in Diagnostic Radiology for Radiologic Technologist"
"Radiographic contrast enhancement using rapid multiple scanning beam techniques" 1st Annual Research Sympsium od SUNY/B; ; School of Medicine
"Radiographic Imaging: 1895 to Present" WNY Assoc. of Radiology Administrators in Medicine and Supervisors Seminar
"Reduction of dose to patient and staff in a radiology department,"
"Scatter reduction in cone-beam CT using cylindrical aperture tomographic (SCAT) device" 22nd Annual Meeting of American Assoc. of Physicist in Medicine
"Sensitometry at low x-ray energies" SPIE Conference; ; Application of Optical Instrumentation in Medicine
"Sterotactic core biopsy" Conference on Mammography and MQSA: the Physicist's role
"Survey of Developments in X-ray Computed Tomography" Scientific Session of the Upstate NY chapter of AAPM
"Techniques of Film Transmittance Compression" Scientific session of the Upstate NY chapter of AAPM
"The liquid dielectric ionization chamber and its application to Cf-252 implant dosimetry" Radiology and Meidal Physics Seminar
"Update investigation of a rotating aperture wheel scanning beam device" Scientific Session of the Upstate NY chapter of AAPM

See all (26 more)

Service Activities:

Representative to Faculty Council Steering Committee SUNY Buffalo, School of Medicine and Biological Sciences; Other (2001–2002)
Alternative Representative Faculty Senate, SUNY Buffalo, School of Medicine and Biological Sciences; Department Representative (2000–2001)
Representative Faculty Council, Dept. of Radiology Representative SUNY Buffalo School of Medicine and Biological Sciences; Department Representative (2000–2002)
Faculty Council Representative to Executive Committee SUNY Buffalo, School of Medicine and Biological Sciences; Other (2000–2002)
Chairman Ad Hoc Committee for Promotions to Qualified (research) Ranks SUNY Buffalo, School of Medicine and Biological Sciences; Other (2000–2002)
Chairman Ad Hoc History of Radiology Exhibits Steering Committee, SUNY Buffalo, School of Medicine and Biological Sciences; Other (2000–present)
Member Ad Hoc Committee to Advise on the formation of a Department of Structural Biology, Faculty Council, School of Medicine and Biological Sciences; Other (2000–2001)
Member American College of Radiology Committee on Mammography Interpretive skills Assessment; Other (1999–present)
Member Cardiac Catheterization Laboratory Equipment and PACS Network Specification and Planning Dept. of Cardiology, ECMC; Other (1997–2001)
Member Task Group no. One of Continuing Education Committee, Continuing Education by Remote Means Subcommittee. AAPM; Other (1997–present)
Chairman/Member Faculty Council Biomedical research Committee, SUNY Buffalo, School of Medicine and Biological Sciences; Department Representative (1996–present)
Member Medical Physics Graduate program Steering Committee, Dept, of Physics; Other (1996–present)
Chairman Ad Hoc Constitutional Review Committee, Upstate NY chapter of AAPM; Other (1996–1997)
Member Medical Physics Graduate Program Steering Committee; Other (1996–present)
Program Director and Organizer "Conference on mammography and MQSA: the Physicist's role" held at University of Buffalo. Co-sponsored by the Upstate NY chapter of AAPM and the Dept. of Radiology, UB; Other (1995)
Chairman Ad Hoc Continuing Education Committee, Upstate NY chapter of AAPM; Other (1995–1998)
Consultant University Physicians Services, Women's Health Initiative WNY Vanguard Clinical Center UB Mammography Consultant; University Representative (1993–1998)
Alternative Representative Faculty Council, Dept. of Radiology, SUNY Buffalo School of Medicine and Biological Sciences; Department Representative (1993–1995)
Consultant, Mammography Database Niagara Systems and Software, CUBRIC, Cheektowaga,NY; Other (1993–1997)
Reviewer American College of Radiology Mammography Accreditation Program, Phantom Image Evaluation; Other (1993–present)
Radiation Equipment Safety Officer and Associate Radiation Safety Officer at ECMC; Other (1992–present)
Consultant, Medical Imaging Sensor-Plus Inc. Amherst, NY; Other (1991–1992)
Member American Board of Radiology Written Examination for Radiologist Committe, Diagnostic Radiology, (Content Expert-Radiological Physics); Other (1991–present)
Member Performance Improvement Committee; Other (1990–present)
Member Education Committee, Upstate NY chapter of AAPM; Other (1987–1990)
Member Quality Assurance Subcommittee, Dept. of Radiology, ECMC; Other (1987–present)
Manuscript Reviewer Medical Physics, Journal of the AAPM; Reviewer (1985–2000)
Chairman AAPM Accreditation Site Visit Team, University of Colorado Health Science Center; Other (1985)
Chairman Nominating Committee, Upstate NY chapter of AAPM; Department Representative (1984–1997)
Secretary/Member Quality Assurance Committee, Dept. of Radiology, ECMC; Other (1983–1993)
Secretary/Member Radiation Safety Committee, Dept. of Radiology, ECMC current member; Other (1983–1993)
Member Image Receptor Selection and Specification Committee; Other (1982–present)
Chairman/Member Executive Committee of the Upstate NY chapter of the AAPM; Department Representative (1981–1998)
Charter Member Commission on Accreditation of Educational Programs for Medical Physicists of the AAPM; Other (1981–1986)
Secretary/ Treasurer Commission on Accreditation of Educational Programs for Medical Physicists of the AAPM; Other (1981–1986)
Secretary/ Treasurer Upstate NY chapter of the AAPM; Other (1981–1984)
Specify Equipment Equipment Selection and Specification Committee, Dept. of Radiology, ECMC; Member (1981–present)
Member Profesional Relations Liaison Committee, Upstate NY chapter of AAPM; Department Representative (1980–1983)
Co-chairman Reduction of dose to patient and staff in a radiology department, seminar series for radiologic technolgists. Co-sponsored by Upstate NY chapter of AAPM; Other (1980)
Consultant Radiological Physics, Dept. of Radiology, ECMC; Other (1979–present)
Medical Physicist UB Radiologica Quality Assurance Program (radiation safety, equipment calibration, and radiographic quality assurance); Other (1979–present)
Associate Editor Medical Physics; Editor
Member Annual Memorial Lecture Meeting Committee, Upstate NY chapter of AAPM; Other
Referee AAPM for Sylvia Sorkin Greenfield Award for Outstanding scinetific paper (other than dosimeter) published in journal: Medical Physics vol21(1994);vol22(1995), vol23(1996), vol24(1997), vol25(1998), vol26(1996).; Other
Immediate-Past President Upstate NY chapter of AAPM; Other
Chairman Fred Faw Award Committee, Upstate NY chapter of AAPM; Other
Reviewer Abstracts, Annual Meeting of the Society for Computer Applications in Radiology; Reviewer
Liaison SEFA (State Employee Federation Appeal) for Dept. of Radiology; Department Representative
Program Chairman Annual Memorial Lecture Meeting, Upstate NY chapter of AAPM; Other
Chairman Nominating Committee, Uostate NY chapter of AAPM; Other
President Upstate NY chapter of AAPM; Other
President-elect Upstate NY chapter of AAPM; Other
Program Chairman Upstate NY chapter of the AAPM; Other
Member Promotions Committee, Dept. of Radiology; Other
Contributor American Board of Oral and Maxillofacial Radiology, Physics Written Examination Question preparation; Other
Guest Examiner American Board of Radiology Oral Examination, Radiological Physics, Louisville, KY; Other
Member American Board of Radiology Oral Examintion for Radiologist Committee, Diagnostic Radiology, Radiation Therapy; Other
Chairman AAPM Comission on Accreditation of Medical Physics Training Programs Site Visit, Wayne State University, Detroit, MI; Other
Invited Observer American Board of Radiology oral examinations, Louisville, KY; Department Representative
Chairman AAPM Accreditation Site Visit Planning, University of Virginia, Division of Radiological Physics; Other
Chairman Nominating Committee of the Educational Council for the Commission on Accreditation of the AAPM; Other
Panel Member Implementing NY state mandated quality control programs in radiology departments Regional inter-hospital seminar, ECMC, Buffalo, NY; Other
Contirbutor American College of Radiology "Radiological Physics Syllabus and Study Guide" for residents in Radiology; Other
Member AAPM Accreditation Site Team, University of Oklahoma Health Science Center; Other
Co-chairman Quality Assurance Workshop in diagnostic Radiology for Radiologic Technologist; Other

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Contact Information

Department of Radiology
Erie County Medical Center
462 Grider St.
Buffalo, New York 14215
Phone: 716-898-4193
bednarek@buffalo.edu

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Jacobs School of Medicine
and Biomedical Sciences

Daniel R. Bednarek PhD, DABR, FAAPM, FSPIE

Daniel R. Bednarek
PhD, DABR, FAAPM, FSPIE

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