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Our Health Library information does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their health. Our providers may not see and/or treat all topics found herein.

Nasal cannula

A nasal cannula is a flexible plastic tube that has a set of two prongs that can be placed in the nostrils. The tube is connected to an oxygen source.

Oxygen passes through the tube, through the openings in the prongs, and into the nostrils.

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