Cardiac surgery is the surgery performed on heart by cardiac surgeons to treat various heart disorders, congenital heart diseases, rheumatic heart disease etc. Open heart surgery or bypass surgery is performed by doctors to remove blood clots present in the arteries. The coronary artery bypass grafting (CABG) is the most commonly performed heart surgery. Heart valve replacement is performed to make the blood flow proper. Heart surgery performed in new born and growing children is the congenital heart surgery. Cardiomyoplasty is another surgical method in which a healthy muscle from some other part of the body is wrapped around the heart to provide support to an ailing heart.