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Pulse Oximetry

By Deborah Leader, RN, About.com

Updated November 09, 2008

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Definition: A noninvasive method of monitoring the oxygen level in the blood. It is measured by a disposable probe or sensor that is placed on the forehead, earlobe, fingertip or bridge of the nose. Normal saturation levels are between 95% to 100%.

Pulse oximetry monitors are useful for monitoring supplemental oxygen therapy. Are you on supplemental oxygen? Compare prices of pulse oximetry monitors.

Also Known As: Pulse Ox
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