The determination of oxygen-hemoglobin saturation of blood either by withdrawing a sample and passing it through a classical photoelectric oximeter or by electrodes attached to some translucent part of the body like finger, earlobe, or skin fold. It includes non-invasive oxygen monitoring by pulse oximetry.

Synonyms: Oximetry, Pulse, Pulse Oximetries, Pulse Oximetry, Oximetries, Oximetries, Pulse, Oximetry