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Proceedings Papers

Design of a Personalized Bio-Mechanical Knee Orthosis

Alex Tacescu, Nathaniel Goldfarb, Benjamin Secino, Gregory S. Fischer
Proc. ASME. IMECE2021, Volume 5: Biomedical and Biotechnology, V005T05A071, November 1–5, 2021
Paper No: IMECE2021-73209
DOI: https://doi.org/10.1115/IMECE2021-73209
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Topics: Biomechanics, Design, Knee, Orthotics
Proceedings Papers

Design, Development and Characterization of a Wrap Spring Clutch/Brake Mechanism As a Knee Joint for an Assistive Exoskeleton

Vishnu Aishwaryan Subra Mani, Nathaniel Goldfarb, Gregory S. Fischer
Proc. ASME. IDETC-CIE2020, Volume 9: 40th Computers and Information in Engineering Conference (CIE), V009T09A035, August 17–19, 2020
Paper No: DETC2020-22444
DOI: https://doi.org/10.1115/DETC2020-22444
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Topics: Brakes, Design, Exoskeleton devices, Knee, Springs, Robotics, Automotive brakes, Biomechanics, Biomedicine, Performance
Journal Articles

Demonstration and Experimental Validation of Plastic-Encased Resonant Ultrasonic Piezoelectric Actuator for Magnetic Resonance Imaging-Guided Surgical Robots

Paulo A. W. G. Carvalho, Christopher J. Nycz, Katie Y. Gandomi, Gregory S. Fischer
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Article Type: Research-Article
ASME J of Medical Diagnostics. February 2020, 3(1): 011002.
Paper No: JESMDT-19-1011
DOI: https://doi.org/10.1115/1.4044609
Published Online: October 21, 2019
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Topics: Engines, Imaging, Magnetic resonance imaging, Metals, Motors, Phantoms, Piezoelectric actuators, Robots, Resonance, Spin (Aerodynamics)
Proceedings Papers

Demonstration and Experimental Validation of Plastic-Encased Resonant Ultrasonic Piezoelectric Actuator for MRI-Guided Surgical Robots

Paulo A. W. G. Carvalho, Christopher J. Nycz, Katie Y. Gandomi, Gregory S. Fischer
Proc. ASME. IMECE2018, Volume 3: Biomedical and Biotechnology Engineering, V003T04A025, November 9–15, 2018
Paper No: IMECE2018-87963
DOI: https://doi.org/10.1115/IMECE2018-87963
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Topics: Magnetic resonance imaging, Piezoelectric actuators, Resonance, Robots, Surgery, Motors, Metals, Biomedical imaging, Feedback, Gelatin
Proceedings Papers

Robotic Assistive Device for Phlebotomy

Paulo Carvalho, Anurag Kesari, Sean Weaver, Patrick Flaherty, Gregory S. Fischer
Proc. ASME. IDETC-CIE2015, Volume 3: 17th International Conference on Advanced Vehicle Technologies; 12th International Conference on Design Education; 8th Frontiers in Biomedical Devices, V003T14A012, August 2–5, 2015
Paper No: DETC2015-47620
DOI: https://doi.org/10.1115/DETC2015-47620
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Topics: Robotics, Blood, Needles, Force feedback, Health care, Health systems, Imaging, Phantoms, Testing, Wounds
Journal Articles

Enabling Closed-Loop Surgery in MRI

Gregory S. Fischer, PhD
Journal: Mechanical Engineering
Article Type: Select Article
Mechanical Engineering. September 2015, 137(09): S11–S14.
Paper No: ME-15-SEP-8
DOI: https://doi.org/10.1115/1.2015-Sep-8
Published Online: September 1, 2015
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Topics: Magnetic resonance imaging, Robotics, Surgery
Proceedings Papers

An MRI Coil-Mounted Multi-Probe Robotic Positioner for Cryoablation

Faye Y. Wu, Meysam Torabi, Atsushi Yamada, Alex Golden, Gregory S. Fischer, Kemal Tuncali, Dan D. Frey, Conor Walsh
Proc. ASME. IDETC-CIE2013, Volume 6A: 37th Mechanisms and Robotics Conference, V06AT07A012, August 4–7, 2013
Paper No: DETC2013-13132
DOI: https://doi.org/10.1115/DETC2013-13132
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Topics: Magnetic resonance imaging, Probes, Robotics, Actuators, Errors, Imaging, Needles, Railroad passenger cars, Cables, Computer software
Journal Articles

Reconfigurable Fiducial-Integrated Modular Needle Driver for MRI-Guided Percutaneous Interventions

Wenzhi Ji, Joshua D. Matte, Gang Li, Yunzhao Ma, Hao Su, Weijian Shang, Gregory S. Fischer
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2013, 7(3): 030915.
Paper No: MED-13-1070
DOI: https://doi.org/10.1115/1.4024486
Published Online: July 3, 2013
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Topics: Magnetic resonance imaging, Needles
Proceedings Papers

Sliding Mode Control of Piezoelectric Valve Regulated Pneumatic Actuator for MRI-Compatible Robotic Intervention

Yi Wang, Hao Su, Kevin Harrington, Gregory S. Fischer
Proc. ASME. DSCC2010, ASME 2010 Dynamic Systems and Control Conference, Volume 2, 23-28, September 12–15, 2010
Paper No: DSCC2010-4203
DOI: https://doi.org/10.1115/DSCC2010-4203
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Topics: Magnetic resonance imaging, Pneumatic actuators, Robotics, Sliding mode control, Valves, Pneumatic cylinders, Actuators, Control algorithms, Control equipment, Delays