catheter(redirected from NIH catheter)
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Related to NIH catheter: Catheter ablation, Urinary catheterization
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
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.