2022-07-14 13:52:03
It is not normal for the value of the oximeter to be observed below 94%. portable finger pulse oximeter ，The patient first turns on the oxygenator switch, then inserts a finger into the clip to read the data.
The main purpose is to check whether the patient has symptoms of hypoxia, and the patient is advised to relax and not be overly tense or anxious during the examination. The main indicators on the oximeter are pulse rate, oxygen saturation and perfusion index.
The oximeter depends on the pulse rate, which is the number of heartbeats per minute. Usually, the pulse is the same as the heartbeat. Actually, it depends on the oxygen saturation of the blood. Normal blood oxygen saturation is 98%, and venous blood oxygen saturation is 75%. Blood oxygen saturation is less than 94%, which is a manifestation of insufficient oxygen supply.
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