Balloon Angioplasty Definition

noun

Angioplasty in which a balloon catheter is moved to a blocked area of a blood vessel where the balloon is inflated to expand or force open the vessel.

Webster's New World

A procedure in which a catheter with a tiny balloon at the tip is inserted into an artery that has been narrowed by the accumulation of fatty deposits, and the balloon is inflated to widen the arterial opening.

American Heritage Medicine