Key messages

• While the principle upon which pulse oximetry is based is fairly simple, the design and implementation of a working pulse oximeter is difficult.

• Even when completed properly, the finished product falls far short of being able to measure accurately and display arterial oxygen saturation data on all patients under all conditions.

• With proper understanding of its operation and limitations, the pulse oximeter is the single most valuable tool available to the clinician for monitoring arterial oxygen saturation.

• This real-time monitor allows the clinician to detect, with only a few seconds delay, even a small reduction in the arterial oxygen saturation.

Sleep Apnea

Sleep Apnea

Have You Been Told Over And Over Again That You Snore A Lot, But You Choose To Ignore It? Have you been experiencing lack of sleep at night and find yourself waking up in the wee hours of the morning to find yourself gasping for air?

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