The surgical treatment of stenotic or regurgitant lesions of the mitral and aortic valves by direct vision utilizing a pump-oxygenator.
D001021:Aortic Valve; D001024:Aortic Valve Stenosis; D006348:Cardiac Surgical Procedures; D000013:Congenital Abnormalities; D003251:Constriction, Pathologic; D006801:Humans; D008946:Mitral Valve Stenosis / Q000628:therapy*; D010106:Oxygenators
AORTIC VALVE/stenosis; COMMISSUROTOMY; DEFECTS, CONGENITAL/artificial