From Life in The Fast Lane
Reviewed and revised 10 January 2016
Apnoeic oxygenation is used to extend the ‘safe apnoea time’ beyond that which can be achieved by preoxygenation alone
Safe apnoea time is the duration of time until critical arterial desaturation (SaO2 88% to 90%) occurs following cessation of breathing/ventilation
Alveoli will continue to take up oxygen even without diaphragmatic movements or lung expansion
FELLOW trial, 2015
In addition to intubation, apnoeic oxygenation is also used in other circumstances:
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