angioplasty

an·gi·o·plas·ty Audio Help (ān'jē-ə-plās'tē)

n. pl. an·gi·o·plas·ties
The surgical repair of a blood vessel, either by inserting a balloon-tipped catheter to unblock it, or by reconstructing or replacing part of the vessel.

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The American Heritage® Dictionary of the English Language, Fourth Edition
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