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Cautery

By , About.com Guide

Updated September 25, 2011

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Cautery

Bovie cautery device in surgery.

Photo © Millicent Odunze, M.D., M.P.H.
Definition:

Cautery can involve the use of heat, electricity or chemicals to destroy or cut tissue. In surgery, it serves two purposes:

  1. Stops bleeding by applying the tip of a surgical apparatus, such as a Bovie, to the bleeding end of a small blood vessel. The Bovie tip can also be applied to a metal instrument - such as forceps - that is holding the bleeding end of a vessel. The heat/electricity is conducted through the instrument to the end of the blood vessel instead of being applied directly, and the burned/destroyed tissue acts as a seal.

  2. Cuts tissue.
Pronunciation: KAWT-uh-ree
Also Known As: cauterization, electrocautery, coagulation, electrosurgery, electrodessication, electrocoagulation

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