A machine that temporarily takes over the functions of the heart and lungs, especially during heart surgery.
- Apart from the skills of the cardiac surgeon, the main technology which has allowed this operation to take place is the heart-lung machine which puts oxygen into the bloodstream while the heart is stopped during the surgery.
- He was a perfusionist, that is, the medical technician who operates the heart-lung machine during open-heart surgery.
- To use modified ultrafiltration, the perfusionist who operates the heart-lung machine first modifies the pediatric CPB circuit to incorporate the modified ultrafiltration system.
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Syllabification: heart-lung ma·chine
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