It is inserted into the nostrils (nasal cannula), a face mask, or a tube surgically placed into the windpipe. Three that can be used outside the home include: Oxygen therapy options have different ...

PITTSBURGH, March 10, 2025 /PRNewswire/ --"I wanted to create a hygienic covering to help protect the prongs of a nasal cannula," said an inventor, from Hemet, Calif., "so I invented the MEDICAL ...