How long the heart can live with four stents is affected by a number of comprehensive factors there is no specific time study, most patients can survive for a long time. Clinically, there are more factors affecting the life expectancy of patients after cardiac stenting, and often the survival time after surgery varies from person to person. How long a specific patient can live after surgery depends on the patient’s physical condition, the disease he or she suffers from, and the efficacy of the surgery. Cardiac stenting is an important means of treating coronary artery disease, which can relieve patients’ myocardial ischemia and prolong their life span. Most patients can survive for a long time after the operation, and the quality of life of patients after stenting will be more guaranteed and significantly improved than before. Patients after cardiac stenting should also adhere to secondary prevention of coronary heart disease, i.e., long-term use of two major classes of drugs, statins and aspirin, and at the same time, control risk factors, such as controlling blood pressure, blood lipids, and blood glucose within the target range. Patients with four stents in their hearts are advised to go to the hospital for regular checkups and cooperate with their doctors.