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Catheter vs Cannula - What's the difference?

catheter | cannula |

In medicine terms the difference between catheter and cannula

is that catheter is a small tube inserted into a body cavity to remove fluid, create an opening, distend a passageway or administer a drug while cannula is a tube inserted in the body to drain or inject fluid.

catheter

English

(wikipedia catheter)

Noun

(en noun)
  • (medicine) A small tube inserted into a body cavity to remove fluid, create an opening, distend a passageway or administer a drug

    • Derived terms

    {{der3, catheterization , catheterize , transcatheter , catheterism}}

    Anagrams

    * ----

    cannula

    English

    (wikipedia cannula)

    Noun

  • (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.

    • Related terms

    * nasal cannula