September 9, 1896, three days of August (Bingshen years), the human was the world's first heart surgery. Reference September 1896, the human was the world's first heart surgery. City Hospital in Frankfurt, Germany Louis Rehn earliest for patients with heart suturing. Patients called William Eustace, a 22-year-old gardening intern, his men fight in the hotel and crossing the chest punctured the right ventricle with a 1.5 cm long wound, bleeding. Dr. Lei En three line stitched his wounds, and clear around the wound bleeding, so patients heal. In the subsequent ten years Rennes conducted a total of 124 cases of cardiac surgery, the surgical success rate is 40%, whereas before cardiac injured almost 100% mortality.