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2020 – today
- 2023
[j4]Jonathan Troville
, Stephen Rudin, Daniel R. Bednarek:
A Prototype Software System for Intra-procedural Staff Dose Monitoring and Virtual Reality Training for Fluoroscopically Guided Interventional Procedures. J. Digit. Imaging 36(3): 1091-1109 (2023)- [c44]Emily Vanderbilt, X. Simon Wu, Allison Shields, Swetadri Vasan Setlur Nagesh, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Multi-angled simultaneous biplane High-Speed Angiography (HSA) of patient-specific 3D-printed aneurysm phantoms using 1000 fps CdTe Photon-Counting Detectors (PCD's). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - [c43]R. White, Allison Shields, Swetadri Vasan Setlur Nagesh, E. Smith, Jason M. Davies, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita, V. Chivukula:
Investigating angiographic injection parameters for cerebral aneurysm hemodynamic characterization using patient-specific simulated angiograms. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - [c42]Kyle A. Williams, Allison Shields, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Geometrically independent contrast dilution gradient (CDG) velocimetry using photon-counting 1000 fps High Speed Angiography (HSA) for 2D velocity distribution estimation. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - [c41]X. Simon Wu, Allison Shields, Emily Vanderbilt, Swetadri Vasan Setlur Nagesh, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Determining 3D distributions of pulsatile blood flow using orthogonal Simultaneous Biplane High-Speed Angiography (SB-HSA) with 1000 fps CdTe photon counting detectors for 3D X-ray Particle Image Velocimetry (3D-XPIV) compared to results using Computational Fluid Dynamics (CFD). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - [c40]X. Simon Wu, Emily Vanderbilt, Swetadri Vasan Setlur Nagesh, Allison Shields, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Comparison of pulsatile flow dynamics before and after endovascular intervention in 3D-printed patient-specific internal carotid artery aneurysm models using 1000 fps photon-counting detectors for Simultaneous Biplane High Speed Angiography (SB-HSA). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - 2022
- [c39]V. Chivukula, R. White, Allison Shields, Jason M. Davies, Maxim Mokin, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Leveraging patient-specific simulated angiograms to characterize cerebral aneurysm hemodynamics using computational fluid dynamics. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2022 - [c38]Mitchell Chudzik, Kyle A. Williams, Allison Shields, Swetadri Vasan Setlur Nagesh, Eric Paccione, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Semi-automatic co-registration of 3D CFD vascular geometry to 1000 fps high-speed angiographic (HSA) projection images for flow determination comparisons. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2022 - [c37]Allison Shields, Swetadri Vasan Setlur Nagesh, V. Chivukula, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Derivation of vascular wall shear stress from 1000 fps high-speed angiography (HSA) velocity distributions. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2022 - [c36]Allison Shields, Kyle A. Williams, Sricharan S. Veeturi, Vincent M. Tutino, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Initial evaluation of 2D and 3D simulated high-speed 1000 fps vascular contrast-flow image sequences using computational fluid dynamics (CFD). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2022 - 2021
- [c35]Allison Shields, Swetadri Vasan Setlur Nagesh, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Characterization of velocity patterns produced by pulsatile and constant flows using 1000 fps high-speed angiography (HSA). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2021 - 2020
- [c34]Allison Shields, Jordan M. Krebs, Abhinandan Sharma, Lauren M. Shepard, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Exploration of pathology-specific flow patterns utilizing high speed angiography at 1000 fps. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2020: 113170F - [c33]Jordan M. Krebs, Allison Shields, Abhinandan Sharma, Lauren M. Shepard, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Initial investigations of x-ray particle imaging velocimetry (X-PIV) in 3D printed phantoms using 1000 fps High-Speed Angiography (HSA). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2020: 1131714 - [c32]Jordan M. Krebs, Allison Shields, Swetadri Vasan Setlur Nagesh, Lauren M. Shepard, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Quantifying the effects of stenosis on blood flow using 1000 fps High-Speed Angiography (HSA). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2020: 1131716 - [c31]Swetadri Vasan Setlur Nagesh, Alexander R. Podgorsak, Jordan M. Krebs, Daniel R. Bednarek, Stephen Rudin:
Image processing using Convolutional Neural Network (CNN) for Region of Interest (ROI) fluoroscopy. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2020: 1131718
2010 – 2019
- 2019
- [c30]Alok Shankar, Jordan Krebs, Daniel R. Bednarek, Stephen Rudin:
Rapid sequence angiography with a 3D printed aneurysm phantom and an ultra-high frame rate imaging photon counting detector (PCD). Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2019: 109530A - [c29]Harini Nishankar, Alok Shankar, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin:
Demonstration of improved image resolution for larger focal spot sizes by decreasing anode angles in clinical settings. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2019: 109531J - [c28]Kelsey N. Sommer, Lauren M. Shepard, Vijay Iyer, Erin Angel, Michael F. Wilson, Frank J. Rybicki, Dimitrios Mitsouras, Kanako Kunishima Kumamaru, Stephen Rudin, Ciprian N. Ionita:
Comparison of benchtop pressure gradient measurements in 3D printed patient specific cardiac phantoms with CT-FFR and computational fluid dynamic simulations. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2019: 109531P - [c27]Alok Shankar, Jordan Krebs, Alexander R. Podgorsak, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Rapid cone-beam computed tomography (CBCT) using an ultra-high frame rate imaging photon counting detector (PCD) with 100 μm resolution. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2019: 1095302 - 2018
- [c26]Swetadri Vasan Setlur Nagesh, J. Hinaman, Kelsey N. Sommer, Z. Xiong, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
A simulation platform using 3D printed neurovascular phantoms for clinical utility evaluation of new imaging technologies. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2018: 105780N - [c25]Alexander R. Podgorsak, Ashwin Venkataraman, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin, Adnan Siddiqui, Ciprian N. Ionita:
Use of material decomposition in the context of neurovascular intervention using standard flat panel and a high-resolution CMOS detector. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2018: 105780L - [c24]Kelsey N. Sommer, Lauren M. Shepard, Nitant Vivek Karkhanis, Vijay Iyer, Erin Angel, Michael F. Wilson, Frank J. Rybicki, Dimitrios Mitsouras, Stephen Rudin, Ciprian N. Ionita:
3D printed cardiovascular patient specific phantoms used for clinical validation of a CT-derived FFR diagnostic software. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2018: 105780J - 2017
- [c23]Swetadri Vasan Setlur Nagesh, Megan K. Russ, Ciprian N. Ionita, Daniel R. Bednarek, Stephen Rudin:
Use of patient specific 3D printed neurovascular phantoms to evaluate the clinical utility of a high resolution x-ray imager. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2017: 101370I - [c22]Alexander R. Podgorsak, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Implementation of material decomposition using an EMCCD and CMOS-based micro-CT system. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2017: 1013714 - 2016
- [c21]A. Balasubramoniam, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Sensitivity evaluation of DSA-based parametric imaging using Doppler ultrasound in neurovascular phantoms. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2016: 97882H - [c20]Alexander R. Podgorsak, Sumukh Bysani Krishnakumar, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Investigation of signal thresholding to reduce the effects of instrument noise of an EMCCD based micro-CT system. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2016: 978803 - 2015
- [c19]Rachel P. Wood, Parag Khobragade, Leslie Ying, Kenneth V. Snyder, David S. Wack, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Initial testing of a 3D printed perfusion phantom using digital subtraction angiography. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2015: 94170V - [c18]Aradhana Yoganand, Rachel P. Wood, Carlos Jimenez, Adnan Siddiqui, Kenneth V. Snyder, Swetadri Vasan Setlur Nagesh, Daniel R. Bednarek, Stephen Rudin, Robert E. Baier, Ciprian N. Ionita:
Angiographic analysis for phantom simulations of endovascular aneurysm treatments with a new fully retrievable asymmetric flow diverter. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2015: 94170W - [c17]P. Khobragade, A. Jain, Swetadri Vasan Setlur Nagesh, S. Andreana, R. Dziak, Sasi K. Sunkara, S. Sunkara, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Micro-computed tomography (CT) based assessment of dental regenerative therapy in the canine mandible model. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2015: 94171D - [c16]M. Russ, R. O'Hara, Swetadri Vasan Setlur Nagesh, Maxim Mokin, Carlos Jimenez, Adnan Siddiqui, Daniel R. Bednarek, Stephen Rudin, Ciprian N. Ionita:
Treatment planning for image-guided neuro-vascular interventions using patient-specific 3D printed phantoms. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging 2015: 941726 - 2012
- [c15]Prateek Sharma, Setlur Nagesh Swetadri Vasan, Albert H. Titus, Alexander N. Cartwright, Daniel R. Bednarek, Stephen Rudin:
Implementation of digital multiplexing for high resolution x-ray detector arrays. EMBC 2012: 5979-5982 - [c14]Prateek Sharma, Setlur Nagesh Swetadri Vasan, Albert H. Titus, Alexander N. Cartwright, Daniel R. Bednarek, Stephen Rudin:
A 2×2 array of EMCCD-based solid state x-ray detectors. EMBC 2012: 5983-5986 - 2011
- [c13]H. Suri, Ciprian N. Ionita, Robert E. Baier, Stephen Rudin:
New variable porosity flow diverter (VPOD) stent design for treatment of cerebrovascular aneurysms. EMBC 2011: 1105-1108 - [c12]Bin Qu, Ying Huang, Weiyuan Wang, Alexander N. Cartwright, Albert H. Titus, Daniel R. Bednarek, Stephen Rudin:
Image geometric corrections for a new EMCCD-based dual modular x-ray imager. EMBC 2011: 2634-2637 - [c11]Setlur Nagesh Swetadri Vasan, P. Sharma, Ciprian N. Ionita, Albert H. Titus, Alexander N. Cartwright, Daniel R. Bednarek, Stephen Rudin:
Spatially different, real-time temporal filtering and dose reduction for dynamic image guidance during neurovascular interventions. EMBC 2011: 6192-6195 - [c10]P. Sharma, Setlur Nagesh Swetadri Vasan, A. Jain, A. Panse, Albert H. Titus, Alexander N. Cartwright, Daniel R. Bednarek, Stephen Rudin:
EMCCD-based high resolution dynamic x-ray detector for neurovascular interventions. EMBC 2011: 7787-7790
2000 – 2009
- 2008
- [j3]Akihiro Takemura, Kenneth R. Hoffmann, Masayuki Suzuki, Zhou Wang, Hussain S. Rangwala, Hajime Harauchi, Stephen Rudin, Tokuo Umeda:
An Algorithm for Tracking Microcatheters in Fluoroscopy. J. Digit. Imaging 21(1): 99-108 (2008) - [j2]Ciprian N. Ionita, Kenneth R. Hoffmann, Daniel R. Bednarek, Ravishankar Chityala, Stephen Rudin:
Cone-Beam Micro-CT System Based on LabVIEW Software. J. Digit. Imaging 21(3): 296-305 (2008) - [c9]Ciprian N. Ionita, C. Keleshis, V. Patel, G. Yadava, Kenneth R. Hoffmann, Daniel R. Bednarek, A. Jain, Stephen Rudin:
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). Medical Imaging: Image-Guided Procedures 2008: 69181I - [c8]J. R. Sherman, Hussain S. Rangwala, Ciprian N. Ionita, A. C. Dohatcu, J. W. Lee, Daniel R. Bednarek, Kenneth R. Hoffmann, Stephen Rudin:
Investigation of new flow modifying endovascular image-guided interventional (EIGI) techniques in patient-specific aneurysm phantoms (PSAPs) using optical imaging. Medical Imaging: Image-Guided Procedures 2008: 69181V - 2007
- [j1]Akihiro Takemura, Kenneth R. Hoffmann, Masayuki Suzuki, Zhou Wang, Hussain S. Rangwala, Hajime Harauchi, Stephen Rudin, Tokuo Umeda:
Microcatheter Tip Enhancement in Fluoroscopy: A Comparison of Techniques. J. Digit. Imaging 20(4): 367-372 (2007) - [c7]Minsuok Kim, Hussain S. Rangwala, Ciprian N. Ionita, Kenneth R. Hoffmann, Dale B. Taulbee, Hui Meng, Stephen Rudin:
Evaluation of the effect of partial asymmetric stent coverage on neurovascular aneurysm hemodynamics using computer fluid dynamics (CFD) calculations. Medical Imaging: Image-Guided Procedures 2007: 65092I - 2005
- [c6]Ciprian N. Ionita, Stephen Rudin, Kenneth R. Hoffmann, Daniel R. Bednarek:
Microangiographic image-guided localization of a new asymmetric stent for treatment of cerebral aneurysms. Medical Imaging: Image-Guided Procedures 2005 - [c5]Ravishankar Chityala, Kenneth R. Hoffmann, Stephen Rudin, Daniel R. Bednarek:
Artifact reduction in truncated CT using sinogram completion. Medical Imaging: Image Processing 2005 - 2004
- [c4]Kevin Chugh, Petru M. Dinu, Daniel R. Bednarek, Darold Wobschall, Stephen Rudin, Kenneth R. Hoffmann, Ron Peterson, Ming Zeng:
A computer-graphic display for real-time operator feedback during interventional x-ray procedures. Medical Imaging: Image-Guided Procedures 2004 - 2002
- [c3]Zhou Wang, Stephen Rudin, Ye Wu, Kenneth R. Hoffmann, Daniel R. Bednarek:
Accuracy comparison of micro-angiographic detector and image intensifier for an interventional localization task. ISBI 2002: 553-556 - [c2]Anant Gopal, Kenneth R. Hoffmann, Stephen Rudin, Daniel R. Bednarek:
Reconstruction of asymmetric vessel lumen from two views. Medical Imaging: Image Processing 2002 - [c1]Daryl Nazareth, Kenneth R. Hoffmann, Alan M. Walczak, Jacek Dmochowski, Lee R. Guterman, Stephen Rudin, Daniel R. Bednarek:
Determination of biplane geometry and centerline curvature in vascular imaging. Medical Imaging: Image Processing 2002
Coauthor Index
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