Sleep apnea is a sleeping disorder in which a person pauses in breathing. Pulse oximetry is the non invasive measurement of a person s oxygen saturation. Finger Pulse Oximeter 4 Parameter Spo2 Pr Pi Odi4 Oximetro De Dedo 1 currently either an at home sleep test or overnight polysomnographic test is necessary to diagnose sleep apnea. Sleep apnea pulse oximetry . These devices allow you to record your pulse and oxygen levels for up to 24 hours. Sleep apnea with an estimated incidence between three and seven percent in the general population is a common disorder. The major function of a pulse oximeter is to read the concentration of oxygen present in the blood continuously or periodically. Sleep apnea is a silent condition that affects millions of americans. Find out more about screening sleep apnea using pulse oximetry on this page. Desaturation index assessed by nocturnal pulse oximetry maintains its utility as a screening method in the recognition of obstructive sleep apne...