| 释义 |
: a noninvasive medical device that utilizes spectrophotometry to measure the oxygen saturation of circulating arterial blood in an individual by determining the percentage of oxygenated hemoglobin pulsating through a network of blood capillaries by way of a sensor attached typically to a finger, toe, or earlobe Your pulse oximeter will give you a numerical reading—a percentage that indicates the level of oxygen saturation in your blood. Tara Parker-Pope |