With the development of microprocessors and new data processing algorithmspulse oximetry has reached new horizons in health care. Units have become less expensivesmallerand more accurate.
Oximetry is used in almost every aspect of patient monitoringincluding general anesthesiaconscious sedationpost-anesthesia careintensive careneonatal intensive carenewborn nursery caredeliverypatient transportsleep studiespulmonary function and exercise testingsub acute careand home care.
Oxygen levels can change drastically in a short period of time – basically on a breath-to-breath basis. This is why it is crucial to have an accurate and continuous reading to assist with patient care. Clinicians need assessment tools to make critical decisionsand quick intervention can be the most important determinate of patient prognosis.