How to Read a Pulse Oximeter | livestrong
https://www.livestrong.com/article/163929-how-to-read-a-pulse-oximeter/
WEBJan 20, 2021 · "A pulse oximeter is a small device that uses infrared light to measure how much oxygen is bound to the hemoglobin in your bloodstream," Timothy Connolly, MD, a pulmonologist at Houston Methodist, tells LIVESTRONG.com. "Traditionally, we put them on a patient's finger. It's a wonderful tool to get a sense of … bpmpr · meaning
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