semi-closed anesthesia

[sĕm′ē-klōzd, sĕm′ī-]

n.

Inhalation anesthesia using a circuit in which a portion of the exhaled air is exhausted from the circuit and a portion is rebreathed following removal of carbon dioxide by the anesthetic apparatus.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.