CANNULA

cannula

(noun) a small flexible tube inserted into a body cavity for draining off fluid or introducing medication

Source: WordNet® 3.1

Etymology

Noun

cannula (plural cannulas or cannulae or cannulæ)

(medicine) A tube inserted in the body to drain or inject fluid.

(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.

Source: Wiktionary

Can"nu*la, n. Etym: [L. cannula a small tube of dim. of canna a reed, tube.] (Surg.)

Definition: A small tube of metal, wood, or India rubber, used for various purposes, esp. for injecting or withdrawing fluids. It is usually associated with a trocar. [Written also canula.]

Source: Webster’s Unabridged Dictionary 1913 Edition

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