Self-calibrated pulse oximetry based on absorption changes in photon pathlength

Jingyi Wu; Jacqueline Gunther; Baptiste Jayet; Neil Ray; Stefan Andersson-Engels; Jana M. Kainerstorfer

doi:10.1117/12.2615342

9 December 2021 Self-calibrated pulse oximetry based on absorption changes in photon pathlength

Jingyi Wu, Jacqueline Gunther, Baptiste Jayet, Neil Ray, Stefan Andersson-Engels, Jana M. Kainerstorfer

Proceedings Volume 11920, Diffuse Optical Spectroscopy and Imaging VIII; 1192013 (2021) https://doi.org/10.1117/12.2615342
Event: European Conferences on Biomedical Optics, 2021, Online Only

Abstract

Finger pulse oximetry traditionally assumes a semi-infinite, homogenous media where the wavelength dependent differential pathlength is assumed or calibrated for. We developed an algorithm which does not require this assumption.

Citation Download Citation

Jingyi Wu, Jacqueline Gunther, Baptiste Jayet, Neil Ray, Stefan Andersson-Engels, and Jana M. Kainerstorfer "Self-calibrated pulse oximetry based on absorption changes in photon pathlength", Proc. SPIE 11920, Diffuse Optical Spectroscopy and Imaging VIII, 1192013 (9 December 2021); https://doi.org/10.1117/12.2615342

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KEYWORDS

Oximetry

Monte Carlo methods

Absorption

Fetus

Calibration

Algorithm development

Oxygen

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