Medical Dictionary
balloon catheter
noun
Medical Definition of BALLOON CATHETER
: a catheter that has two lumens and an inflatable tip which can be expanded by the passage of gas, water, or a radiopaque medium through one of the lumens and that is used especially to measure blood pressure in a blood vessel or to expand a partly closed or obstructed bodily passage or tube (as a coronary artery)—called also balloon-tipped catheter; see percutaneous transluminal angioplasty; compare swan-ganz catheter
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