Definitions for "Pulse oximetry"
Determination of arterial saturation of hemoglobin; the absorption of light by blood is measured spectroscopically.
A pulse oximeter is a small clip or wrap that is placed on your finger or ear that monitors how much oxygen you have in your body.
A test performed by placing a special light clip on your finger, earlobe, or forehead. The pulse oximeter uses light waves to indirectly measure the amount of oxygen in your blood. Pulse oximeters can measure oxygen levels continuously and can be performed while the patient is resting, walking, or even sleeping.