- An incision of the canthus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for canthotomy
Historical Examples of canthotomy
Canthotomy is simple division of the outer canthus without stitching the conjunctiva into the wound.