The little plastic tubes that stick in the nostrils to deliver O2 are called cannula. The advantage over facemask is one can still scarf MacDonalds while wearing cannula.
#stayathomeson
The little plastic tubes that stick in the nostrils to deliver O2 are called cannula. The advantage over facemask is one can still scarf MacDonalds while wearing cannula.
#stayathomeson