Cardiovascular Surgeons operate on heart and blood vessels to repair the damage caused by heart diseases. A number of surgical treatments such as valve replacement, heart transplants, heart defect repair, coronary artery bypass, aneurysm repair, transmyocardial laser revascularization, heart bypass surgery pacemaker insertion and fixing of congenital heart defects are performed by Cardiovascular Surgeons. Cardiovascular Surgeons are excellent prospects for marketers who represent companies that supply medical equipment & devices.