Surgery for tricuspid valve prolapse tendon cable rupture is risky, all cardiac surgeries are classified as class IV surgeries, which are very risky, and cardiac surgeries require the involvement of an extracorporeal circulator, and the intraoperative anesthesia requirements are extremely high. After a definitive diagnosis of tricuspid valve prolapse tendon cable rupture, if there are indications for surgery, such as in the case of moderate or severe regurgitation, prompt surgical treatment is required. Tendon rupture cannot be repaired by regeneration, and if not treated in time, it can lead to further deterioration of the condition. The surgery is difficult, belongs to the fourth level of surgery, strict requirements for surgical conditions, the risk is higher, there is a certain degree of danger. Currently, there are different surgical treatments for different conditions. Patients with normal function and good motion can have the valve repaired; for severe cases, prosthetic valve replacement can be performed. Surgery for tricuspid valve prolapse tendon rupture is a major surgery and should be performed by a specialist to avoid accidents.