Medical Definition of Heart-lung machine

Heart-lung machine: A machine that does the work both of the heart and of the lungs: pumping and oxygenating blood. Blood returning to the heart is diverted through a heart-lung machine before being returned to arterial circulation. Such machines may be used during open-heart surgery. Also known as pump-oxygenator or cardiopulmonary bypass machine.

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QUESTION

In the U.S., 1 in every 4 deaths is caused by heart disease. See Answer

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