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heart-lung machine
noun
: a mechanical pump that maintains circulation during heart surgery by shunting blood away from the heart, oxygenating it, and returning it to the body
Examples of heart-lung machine in a Sentence
Recent Examples on the Web
Most viral pneumonia can only be treated with supportive care, such as providing oxygen; people with severe cases may require ventilators, heart-lung machines and other forms of mechanical ventilation, Offit says.
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Tara Haelle, Scientific American, 19 Dec. 2023
The basic technology behind ECPR has existed since the 1950s, when both CPR and the first heart-lung machines were developed.
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Erica Westly, Scientific American, 27 Nov. 2023
The Mayo Clinic describes an ECMO machine as extracorporeal membrane oxygenation, in which blood is pumped outside of one's body to a heart-lung machine in critical care or life-threatening situations when one's heart and lungs need help to heal.
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Nikki Dobrin, Peoplemag, 14 Sep. 2023
In May 2003, Mehmet Oz was the senior author on a study that explored a hot topic at the time: Whether heart bypass surgery conducted with the aid of a heart-lung machine impaired a patient’s cognitive function more than surgery conducted without the machine.
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Lenny Bernstein and Colby Itkowitz, Anchorage Daily News, 1 Nov. 2022
Soon afterward, his vital signs crashed, and now he was tethered to a whooshing heart-lung machine.
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BostonGlobe.com, 8 Sep. 2022
According to Nationwide Children’s Hospital, the heart-lung machine adds oxygen to the blood, pumps or circulates the blood through both the cardiopulmonary bypass circuit and the patient, and removes excess carbon dioxide from the blood.
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Allison Futterman, Discover Magazine, 3 Dec. 2021
By Tuesday, doctors were able to take him off the heart-lung machine.
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Washington Post, 13 Jan. 2022
Bennett had been on a heart-lung machine for months before the transplant, leaving him very weak.
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Rivka Galchen, The New Yorker, 21 Feb. 2022
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'heart-lung machine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1953, in the meaning defined above
Time Traveler
The first known use of heart-lung machine was
in 1953
Dictionary Entries Near heart-lung machine
Cite this Entry
“Heart-lung machine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart-lung%20machine. Accessed 16 Jun. 2024.
Medical Definition
heart-lung machine
noun
heart-lung ma·chine
ˌhärt-ˈləŋ-mə-ˌshēn
: a mechanical pump that maintains circulation during heart surgery by shunting blood away from the heart, oxygenating it, and returning it to the body
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