Pulse oximetry
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Pulse oximetry

Rachel Booker Independent specialist respiratory nurse and freelance medical writer

Pulse oximetry is a widely used, non-invasive technique for assessing arterial oxygenation by measuring oxygen saturation in peripheral blood vessels. It is a simple technique, but needs to be carried out with care to obtain reliable results. This article provides guidance on the safe use of pulse oximetry and identifies some of the advantages and limitations of the procedure.

Nursing Standard. 22, 30, 39-41. doi: 10.7748/ns2008.



Peer review

This article has been subject to double blind peer review