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Bernard Choi
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Proceedings Papers

High-Speed Photographic Evaluation of Retropulsion Momentum Induced by a Laser Calculi Lithotriptor

Ho Lee, Jeehyun Kim, Bernard Choi, Joel M. H. Teichman, A. J. Welch
Proc. ASME. IMECE2001, Advances in Heat and Mass Transfer in Biotechnology, 93, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/HTD-24429
https://doi.org/10.1115/IMECE2001/HTD-24429
View Paper titled, High-Speed Photographic Evaluation of Retropulsion Momentum Induced by a Laser Calculi Lithotriptor
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Topics: Lasers, Momentum, Photography, Fibers, Shock waves, Absorption, Biological tissues, High power lasers, Irradiation (Radiation exposure), Particulate matter
Proceedings Papers

Noninvasive Blood Flow Imaging for Real-Time Feedback During Laser Therapy of Port Wine Stain Birthmarks

Yu-Chih Huang, Nadia Tran, J. Stuart Nelson, Bernard Choi
Proc. ASME. BIOMED2008, ASME 2008 3rd Frontiers in Biomedical Devices Conference, 111-112, June 18–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: BioMed2008-38084
https://doi.org/10.1115/BioMed2008-38084
View Paper titled, Noninvasive Blood Flow Imaging for Real-Time Feedback During Laser Therapy of Port Wine Stain Birthmarks
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Topics: Blood flow, Feedback, Imaging, Lasers, Patient treatment, Skin, Blood vessels, Laser speckle, Risk, Soft tissues
Proceedings Papers

Chronic, Wide-Field Optical Imaging of Blood Flow Dynamics

Bernard Choi, Wangcun Jia, Kristen M. Kelly, Jennifer Channual, Justin Lotfi
Proc. ASME. BIOMED2007, ASME 2007 2nd Frontiers in Biomedical Devices, 3-4, June 7–8, 2007
Publisher: American Society of Mechanical Engineers
Paper No: BioMed2007-38075
https://doi.org/10.1115/BioMed2007-38075
View Paper titled, Chronic, Wide-Field Optical Imaging of Blood Flow Dynamics
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Topics: Blood flow, Dynamics (Mechanics), Imaging, Lasers, Patient treatment, Biological tissues, Blood vessels, Computer simulation, Design, Irradiation (Radiation exposure)
Journal Articles

Dependence of Calculus Retropulsion Dynamics on Fiber Size and Radiant Exposure During Ho:YAG Lithotripsy

Ho Lee, Robert T. Ryan, Jeehyun Kim, Bernard Choi, Navanit V. Arakeri, Joel M. H. Teichman, A. J. Welch
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. August 2004, 126(4): 506–515.
https://doi.org/10.1115/1.1786297
Published Online: September 27, 2004
View Articletitled, Dependence of Calculus Retropulsion Dynamics on Fiber Size and Radiant Exposure During Ho:YAG Lithotripsy
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Topics: Ablation (Vaporization technology), Fibers, Lasers, Momentum, Phantoms, Bubbles, Dynamics (Mechanics), Water, Flow (Dynamics)
Journal Articles

Infrared Imaging of 2-D Temperature Distribution During Cryogen Spray Cooling

Bernard Choi, Ashley J. Welch
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. December 2002, 124(6): 669–675.
https://doi.org/10.1115/1.1517276
Published Online: December 27, 2002
View Articletitled, Infrared Imaging of 2-D Temperature Distribution During Cryogen Spray Cooling
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Topics: Cooling, Skin, Sprays, Temperature, Temperature distribution, Infrared imaging, Lasers, Temperature measurement, Aluminum
Journal Articles

Pulsed Laser-Induced Thermal Damage in Whole Blood

T. Joshua Pfefer, Bernard Choi, Gracie Vargas, Karen M. McNally, A. J. Welch
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. April 2000, 122(2): 196–202.
https://doi.org/10.1115/1.429642
Published Online: November 18, 1999
View Articletitled, Pulsed Laser-Induced Thermal Damage in Whole Blood
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Topics: Blood, Damage, Lasers, Temperature, Transients (Dynamics), Irradiation (Radiation exposure)