Definitions for: Catheter

[n] a thin flexible tube inserted into the body to permit introduction or withdrawal of fluids or to keep the passageway open

Webster (1913) Definition: Cath"e*ter, n. [L., fr. Gr. ? a thing let down or put
in, catheter, fr. ? to send down, to let down; ? + ? to
send.] (Med.)
The name of various instruments for passing along mucous
canals, esp. applied to a tubular instrument to be introduced
into the bladder through the urethra to draw off the urine.

Eustachian catheter. See under Eustachian.

Prostatic catheter, one adapted for passing an enlarged
prostate.

See Also: endotracheal tube, tube, tubing

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