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A. J. Welch
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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
Paper No: IMECE2001/HTD-24429
DOI: https://doi.org/10.1115/IMECE2001/HTD-24429
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Topics: Lasers, Momentum, Photography, Fibers, Shock waves, Absorption, Biological tissues, High power lasers, Irradiation (Radiation exposure), Particulate matter
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
Article Type: Technical Papers
J Biomech Eng. August 2004, 126(4): 506–515.
DOI: https://doi.org/10.1115/1.1786297
Published Online: September 27, 2004
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Topics: Ablation (Vaporization technology), Fibers, Lasers, Momentum, Phantoms, Bubbles, Dynamics (Mechanics), Water, Flow (Dynamics)
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
Article Type: Technical Papers
J Biomech Eng. April 2000, 122(2): 196–202.
DOI: https://doi.org/10.1115/1.429642
Published Online: November 18, 1999
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Topics: Blood, Damage, Lasers, Temperature, Transients (Dynamics), Irradiation (Radiation exposure)
Journal Articles

Monte Carlo Model for Determination of the Role of Heat Generation in Laser-Irradiated Tissue

A. J. Welch, C. M. Gardner
Journal: Journal of Biomechanical Engineering
Article Type: Technical Papers
J Biomech Eng. November 1997, 119(4): 489–495.
DOI: https://doi.org/10.1115/1.2798298
Published Online: November 1, 1997
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Topics: Biological tissues, Heat, Lasers, Absorption, Fluence (Radiation measurement), Light scattering, Modeling, Photons, Waves, Electromagnetic scattering
Journal Articles

Microscopic Instrumentation and Analysis of Laser-Tissue Interaction in a Skin Flap Model

Z. F. Gourgouliatos, A. J. Welch, K. R. Diller
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. August 1991, 113(3): 301–307.
DOI: https://doi.org/10.1115/1.2894888
Published Online: August 1, 1991
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Topics: Biological tissues, Instrumentation, Lasers, Skin, Irradiation (Radiation exposure), Blood flow, Dosimetry, Microscopy, Steady state, Temperature
Journal Articles

Heat Generation in Laser Irradiated Tissue

A. J. Welch, J. A. Pearce, K. R. Diller, G. Yoon, W. F. Cheong
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. February 1989, 111(1): 62–68.
DOI: https://doi.org/10.1115/1.3168341
Published Online: February 1, 1989
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Topics: Biological tissues, Heat, Lasers, Wavelength, Absorption, Biomedicine, Carbon dioxide lasers, Electromagnetic scattering, Excimer lasers, Irradiation (Radiation exposure)
Journal Articles

Asymptotic Rate Process Calculations of Thermal Injury to the Retina Following Laser Irradiation

L. A. Priebe, A. J. Welch
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. February 1978, 100(1): 49–54.
DOI: https://doi.org/10.1115/1.3426189
Published Online: February 1, 1978
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Topics: Irradiation (Radiation exposure), Lasers, Wounds, Damage, Temperature, Computers, Impulse (Physics), Steady state
Journal Articles

Threshold Lesion Temperatures in Argon Laser-Irradiated Rabbit Eyes

G. D. Polhamus, A. J. Welch
Journal: Journal of Heat Transfer
Article Type: Research Papers
J. Heat Transfer. August 1975, 97(3): 457–462.
DOI: https://doi.org/10.1115/1.3450398
Published Online: August 1, 1975
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Topics: Lasers, Temperature, Errors, Surgery