commissurotomy

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commissurotomy

 [kom″ĭ-sher-ot´ah-me]
surgical incision or digital disruption of the components of a commissure to increase the size of the opening.
mitral commissurotomy the breaking apart of the adherent leaflets (commissure) of the mitral valve, a formerly common treatment for mitral stenosis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

com·mis·sur·ot·o·my

(kom'i-shūr-ot'ō-mē),
1. Surgical division of any commissure, fibrous band, or ring via an incision or disruption, for example, balloon inflation.
2. Synonym(s): midline myelotomy
Farlex Partner Medical Dictionary © Farlex 2012

commissurotomy

(kŏm′ə-sho͝o-rŏt′ə-mē)
n. pl. commissuroto·mies
Surgical incision of a commissure in the body, as one made in the heart to relieve constriction of the mitral valve or one made in the brain to treat seizure disorders.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

commissurotomy

Surgery The surgical splitting of a commissure–eg in the brain or cusps of heart valves. See Percutaneous transvenous mitral commissurotomy.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

com·mis·sur·ot·o·my

(kom'i-shŭr-ot'ŏ-mē)
1. Surgical division of any commissure, fibrous band, or ring using surgery or a balloon catheter technique.
2. Synonym(s): midline myelotomy.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

commissurotomy

Cutting of any COMMISSURE, especially the midline transverse nerve tract bundle that connects the two halves of the CEREBRUM.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005