valvulotomy

val·vu·lot·o·my

noun \ˌval-vyə-ˈlät-ə-mē\

plural ; val·vu·lot·o·mies

Definition of VALVULOTOMY

: surgical incision of a valve; specifically : the operation of enlarging a narrowed heart valve by cutting through the mitral commissures with a knife or by a finger thrust to relieve the symptoms of mitral stenosis

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