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oximetry

Pronunciation: ok-sim'e-tre

Definition: Procedure using a device to measure oxygen saturation by fluctations of light absorption in well-vascularized tissue during systole and diastole. The underlying principle is the Beer law, or the relationship between the amount of light absorbed by a solute in solution and the concentration of the unknown solute.

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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