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open heart surgery

   Also found in: Acronyms, Wikipedia 0.02 sec.
open heart surgery
n.
Surgery in which the thoracic cavity is opened to expose the heart and the blood is recirculated and oxygenated through a heart-lung machine.

open heart surgery,
any heart surgery in which the chest is opened, including minimally invasive surgery. Conventional open heart surgery uses a cardiopulmonary bypass machine. Minimally invasive techniques may not.

open heart surgery
Heart surgery A popular term for any surgery in which the thoracic and pericardial cavities are opened and the heart is surgerized to access and repair, on an elective or emergent basis, conditions affecting the heart, great vessels, coronary arteries, or valves Types CABG, repair of ASD, VSD, valve replacement, etc Adverse OHS outcomes Need for reoperation, acute MI, dialysis dependency, DM, CHF, a low ejection fraction. See Atherosclerosis, Coronary artery bypass graft; Heart-lung machine.


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