Meaning of OPEN-HEART SURGERY

WordNet Dictionary
	Definition:		[n]  heart surgery in which the rib cage is spread open and surgery to fix a heart valve or repair a coronary artery is performed while the heart is stopped and blood is detoured through a heart-lung machine
	See Also:		CABG, coronary artery bypass graft, coronary bypass, coronary bypass surgery, heart surgery
Medical Dictionary
	Definition:		Opening the heart to operate on its structures. See Cardiopulmonary bypass.