The post-valve surgery care measures are as follows: 1. Anticoagulants, namely warfarin, are required after valve replacement surgery, especially for mechanical valves that require lifelong anticoagulation, and coagulation should be checked regularly. Viscera and vegetables are rich in vitamin K1, which is an antagonist against warfarin. If the patient has a partial diet or consumes more vegetables and viscera in a period of time, it may affect the effect of anticoagulants, so a balanced diet is needed; 2, pay attention to rest; 3, appropriate activities and exercise, so that the patient himself does not feel fatigue; 4, pay attention to hygiene, such as oral hygiene; 5, a wound or systemic line Diseases should be treated in time.