| valvotomy | 1. Cutting through a stenosed cardiac valve to relieve the obstruction. Synonym: valvulotomy. 2. Incision of a valvular structure. Origin: valve + G. Tome, incision (05 Mar 2000) |
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| valvotomy knife | A knife used in mitral or venous valvular surgery; also called valvulotome. (05 Mar 2000) |
| rectal valvotomy | Cutting through rectal folds that are too rigid or large. (05 Mar 2000) |
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| mitral valvotomy | Deliberate incision or enlargement by inserting a finger in the mitral valve due to mitral stenosis. (05 Mar 2000) |