
1) Cardiac surgery
Found on
https://www.crosswordclues.com/clue/commissurotomy

A commissurotomy is a surgical incision of a commissure in the body, as one made in the heart at the edges of the commissure formed by cardiac valves, or one made in the brain to treat certain psychiatric disorders. Patients with scleroderma, a disease that thickens and hardens the skin, sometimes require oral commissurotomy to open the corners of...
Found on
http://en.wikipedia.org/wiki/Commissurotomy

1. <procedure> Surgical division of any commissure, fibrous band, or ring via surgery or a balloon catheter technique. ... Synonym: midline myelotomy. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(kom″ĭ-shәr-ot´ә-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 mi...
Found on
http://www.encyclo.co.uk/local/21001

Type: Term Pronunciation: kom′i-shūr-ot′ō-mē Definitions: 1. Surgical division of any commissure, fibrous band, or ring via an incision or disruption, balloon inflation. Synonyms: midline myelotomy
Found on
http://www.medilexicon.com/medicaldictionary.php?t=19288

the incision of a band of commissures, esp. of mitral fibers, to correct mitral stenosis. Cf. valvulotomy.
Found on
https://www.infoplease.com/dictionary/commissurotomy
No exact match found.