How to Measure Oxygen Saturation?

How to measure (blood) oxygen saturation(level)?

Blood oxygen saturation measurement method:

1. The traditional method of measuring blood oxygen saturation is to first collect blood from the human body, and then perform electrochemical analysis using a blood gas analyzer to measure the hemorrhage oxygen saturation by measuring the partial pressure of hemorrhage oxygen PO2. This method is cumbersome and cannot be continuously monitored.

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