I. Post-operative daily life 1. You should keep a happy mood and avoid excessive emotional excitement. 2, avoid too many family members and friends to visit, ensure quiet rest, indoor temperature and humidity to maintain appropriate and fresh air. Increase and decrease clothes according to the climate in time to avoid cold and infection, and seek medical attention in time once fever appears to prevent infective endocarditis. After the operation, you can take a shower, but avoid showering. You can take a bath in a warm room with the assistance of your family members to avoid getting water on the surgical wound scab and to ensure the incision is dry, and after the scab has completely fallen off, you can take a shower or a pool bath. 3, diet, eat easily digestible food, and add meat, fish, eggs, milk, vegetables, fruits, etc. Do not overdo the diet, avoid tobacco, alcohol, coffee and stimulating food. Patients with poor cardiac function should limit the intake of sodium and water. Patients who apply diuretics should pay attention to the change of urine volume and weight, and it is still recommended to strictly control the in and out volume within one month after surgery according to the requirements within the hospital and avoid drinking a lot of water within a short period of time. Foods rich in vitamin K can make warfarin anticoagulation weaken, such foods are mainly spinach, green vegetables, tomatoes, cauliflower, fresh peas, fruits, green peppers, cabbage, asparagus, lettuce, green radish, pork liver, fish, etc. It is recommended to have a balanced diet and avoid long-term intake of large amounts of the above foods, in general, as long as a balanced diet, warfarin dosage can be maintained stable. 4, activities: 1 month after surgery to avoid strenuous physical activity, 3 months should be limited activities, and later can gradually increase the amount of activity, according to their own situation to participate in a variety of physical exercise 6 months later can resume normal study and work. All exercises and sports should not be excessive. Patients with more severe rheumatic valve disease may have to recover for a longer period of time after surgery, and should gradually resume physical activity under the guidance of a doctor, and generally should not engage in heavy physical labor or strenuous physical exercise as normal. Female patients who are fertile should be well contraceptive to avoid pregnancy to increase the burden on the heart. Second, postoperative incision and pain Within 1-3 months after surgery, there may be pain, numbness, pins and needles and other discomfort in and around the incision, and some patients may have pain in the shoulder joint, neck and lower back, which are mostly normal postoperative reactions and can be treated symptomatically with oral painkillers or local massage and physiotherapy. If there is local redness, swelling, bulging and oozing of the incision, it is recommended to seek immediate medical attention. Some patients with large incision scars may experience pain and discomfort. This is a case of “keloid” formed by keloid body, and the discomfort is heavier.