heart-lung machine

American  

[hahrt-luhng] / ˈhɑrtˈlʌŋ /

noun

1. a device through which blood is shunted temporarily for oxygenation during surgery, while the heart or a lung is being repaired.

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heart-lung machine British  

noun

1. a machine used to maintain the circulation and oxygenation of the blood during heart surgery

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heart-lung machine Scientific  

1. An apparatus through which blood is temporarily diverted, especially during heart surgery, in order to oxygenate and pump it, thus maintaining circulation.

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Etymology

Origin of heart-lung machine

First recorded in 1955–60

Example Sentences

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

Then a group of Yale scientists pumped a custom-made solution into the dead pigs’ bodies with a device similar to a heart-lung machine.

From New York Times • Aug. 3, 2022

In that process, blood is pumped outside of the body to a heart-lung machine that removes carbon dioxide and sends oxygen-filled blood back to tissues in the body.

From Seattle Times • Nov. 14, 2020

Baisey’s circulation was now reduced to two tubes that fed out behind the surgeon and into a heart-lung machine.

From Washington Post • Sep. 30, 2019

Ten minutes later he rose from the control table and threw the switch to stop the heart-lung machine.

From Star Surgeon by Nourse, Alan Edward