1
George Zonios, Vijay K Iyer, Uday S Shankar: Adaptive calibration for pulse oximetry. RIC Investments, Michael W Haas, January 4, 2005: US06839580 (130 worldwide citation)

A method for calibrating a pulse oximeter device and an apparatus incorporating the method and a system for utilizing the method. The method is based on modeling light propagation in tissue at two wavelengths, typically, one in the red and one in the infrared range of the spectrum. A formula is deri ...


2
George Zonios, Vijay K Iyer, Uday S Shankar: Adaptive calibration for pulse oximetry. Michael W Haas Intellectual Property Counsel, Respironics, June 19, 2003: US20030114738-A1

A method for calibrating a pulse oximeter device and an apparatus incorporating the method and a system for utilizing the method. The method is based on modeling light propagation in tissue at two wavelengths, typically, one in the red and one in the infrared range of the spectrum. A formula is deri ...


3
Vijay K Iyer, Robert M Johnson, Johannes Buschmann, Reinhold Falkowski, Christopher A Cutler, William D Wallace, Steven R Smith, Daniel J McGraw, Nick Tu, Clifford G Montagnoli, Trent W Banks: Fetal oximetry system and sensor. Reed Smith, December 22, 2005: US20050283059-A1

An optical measuring device having multiple optical paths between one or more light emitters and one or more light detectors and/or providing at least two sets of wavelength of light along at least one path, with a final measurement being produced as a combination of measurements of the sets of wave ...