Watch the video about First Heart Transplantation in Andhra Pradesh by Dr Gokhale-interview with patient-part2. Dr. Alla Gopala Krishna Gokhale best cardiothoracic surgeon in India, explains about how a bypass machine is hooked up to the arteries and veins of the heart. The machine pumps blood through the patient’s lungs and body while the diseased heart is removed and the donor heart is sewn into place.