Balloon angioplasty
a method of opening a clogged or narrowed blood vessel in which a small balloon is introduced into the vessel by means of a catheter and then inflated at the site of blockage.
balloon angioplasty n.
a procedure in which a catheter equipped with a tiny balloon at the tip is inserted into an artery that has been narrowed by the acc-mulation of fatty deposits. the balloon is then inflated to clear the blockage and widen the artery.
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