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cardiopulmonary bypass

American  
[kahr-dee-oh-puhl-muh-ner-ee bahy-pas] / ˌkɑr di oʊˈpʌl məˌnɛr i ˈbaɪˌpæs /

noun

  1. Medicine/Medical. a technique implemented mostly during open-heart surgery, in which a machine performs the functions of the heart and lungs, allowing the heart to be temporarily stopped for intricate repairs. Abbreviation: CPB.

cardiopulmonary bypass Scientific  

  1. A procedure that circulates and oxygenates the blood while surgery is performed on the heart. With this process, blood is diverted from the heart and lungs through a heart-lung machine and oxygenated blood is returned to the aorta.

Example Sentences

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Mr. Nelson is a former heart surgeon who helped develop a heart-lung machine to support the first open-heart surgery using cardiopulmonary bypass.

From Washington Times • Sep. 29, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.