Numerous issues with your pulse and the blood arteries that attach to it are treated by cardiac surgery, also known as coronary heart surgery or heart surgery. The two most prevalent forms of cardiac surgery are myocardial infarction bypass grafting (CABG) and procedures to repair valve disorders. Every year in the United States, more than 300,000 patients have successful bypass surgery. Heart surgery, also known as cardiovascular surgery, is used to treat a variety of conditions affecting your heart and the blood arteries that supply it.