Definition of Mask, oxygen

Reviewed on 6/3/2021

Mask, oxygen: A mask that covers the mouth and nose, and is hooked up to an oxygen tank. It delivers oxygen directly to the patient. Oxygen can also be delivered directly through a nasal catheter, a tube that divides into two smaller tubes that go into the nostrils.


Heart Disease: Causes of a Heart Attack See Slideshow

Health Solutions From Our Sponsors