catheter

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catheter

Med a long slender flexible tube for inserting into a natural bodily cavity or passage for introducing or withdrawing fluid, such as urine or blood

catheter

[′kath·ə·dər]
(medicine)
A hollow, tubular device for insertion into a cavity, duct, or vessel to permit injection or withdrawal of fluids or to establish patency of the passageway.
References in periodicals archive ?
This edition has new chapters on new technologies in clinical management (tunneled pleural catheters and pleural manometry), procedural complications and safety measures, and setting up a practice, along with updates to other chapters.