What is pulse oximetry and how does it work?

What is pulse oximetry and how does it work? Pulse oximetry is a noninvasive method that enables rapid measurement of the oxygen saturation of hemoglobin in arterial blood.1 It can rapidly detect changes in oxygen saturation, thus providing an early warning of dangerous hypoxemia.2, 3 How it works: A pulse oximeter (like the Nonin GO2) shines light at two wavelengths—red and infrared—through a…

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Do you have EtCO2 monitoring when performing procedural sedation

The American Society of Anesthesiologists (ASA) “Standards for Basic Anesthetic Monitoring” recommends monitoring for the presence of exhaled carbon dioxide during procedures where the patient is sedated.* The ASA standard states: “During moderate or deep sedation the adequacy of ventilationshall be evaluated by continual observation of qualitative clinical signsand monitoring for the presence of exhaled…

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