Definition of heart-lung machine
: 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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Recent Examples of heart-lung machine from the Web
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The machines have been used for decades as heart-lung machines during open-heart surgery and on newborns in intensive care.
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To do that, surgeons remove a vein from the leg, open the chest cavity, prep the heart, stop it with the help of a heart-lung machine to keep blood circulating, sew in the graft and kick the heart into action once more.
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From health care came endless vaccines, the pill and heart valve replacements —enabled by the heart-lung machine.
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It was disconnected from the pump, and was carried to Washkansky’s room, where it was connected to a small-capacity heart-lung machine.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heart-lung machine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of heart-lung machine
1953
Medical Dictionary
medical Definition of heart-lung machine
: 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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