cardiopulmonary bypass(redirected from Heart lung machine)
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A procedure to circulate and oxygenate the blood while surgery is performed on the heart. It involves the diversion of blood from the heart and lungs through a heart-lung machine and the return of oxygenated blood to the aorta.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.