[ oh-puh n-hahrt ]
/ ˈoʊ pənˈhɑrt /
surgery performed on the exposed heart while a heart-lung machine pumps and oxygenates the blood and diverts it from the heart.
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- open-hearth furnace,
- open-hearth process,
Origin of open-heart surgery
First recorded in 1975–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
surgical repair of the heart during which the blood circulation is often maintained mechanically
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
open heart surgery
Surgery in which the thoracic cavity is opened to expose the heart and the blood is recirculated and oxygenated through a heart-lung machine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Surgery in which the thoracic cavity is opened to expose the heart and the blood is recirculated and oxygenated by a heart-lung machine.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.