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Nursing Tip of the Day! – Critical Care Nursing

Category: Critical Care Nursing  Pulse oximetry targets the signal arising from the arterial bed as light absorbance fluctuates with changing blood volume. Arterial blood flow causes signal changes in light absorption that can be distinguished from venous and capillary blood. 

Nursing Tip of the Day! – Critical Care Nursing

Category: Critical Care Nursing  Often considered the “fifth vital sign,” pulse oximetry is one of the most important technologic advances for monitoring patients during anesthesia, in intensive care, on the general ward, in the emergency department and during procedures.