How pulse oximeters work explained simply.

We will discuss the following aspects. Please scroll down and start reading. Introduction Oxygen Saturation Physical properties used in pulse oximetry Calibration Pulse oximeters measure pulsatile arterial blood Signal is very small Plethysmographic trace (pleth) Light source Coping with ambient light Problems associated with using pulse oximeters. I hope you won’t mind me very briefly taking … Continue reading How pulse oximeters work explained simply.