laryngofissure

[lə-rĭng′gō-fĭshər]
n.
  1. Surgical opening of the larynx that is usually made through the midline of the thyroid cartilage.laryngotomy thyrotomy
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.