balloon angioplasty definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
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
balloon angioplasty - Medical Definition
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 accumulation of fatty deposits. The balloon is then inflated to clear the blockage and widen the artery.
Top: uninflated balloon approaching obstructed artery
Center: inflated balloon clearing atherosclerotic plaque
Bottom: withdrawal of deflated balloon