Cannula

Origin

From Latin cannula ("small or low reed"), diminutive of canna ("cane, reed"), from Ancient Greek κάννα (kanna, "reed").

Full definition of cannula

Noun

1. (medicine) A tube inserted in the body to drain or inject fluid.
2. (aviation) A hose or tube that connects directly to an oxygen (O₂) bottle/source from the user's nose, commonly used by aircraft pilots or others needing direct oxygen breathing apparatus.

Related terms

• nasal cannula