1, life should be regular: preconditioned patients are weak after discharge, pay attention to rest, do not watch too much television, play and work, to ensure adequate sleep, to maintain the appropriate temperature and humidity, family members and outsiders do not smoke in the patient’s bedroom, to keep the air fresh, the window can be opened every morning for half an hour, open the window to keep warm, the time should not be too long. If there is no condition for bathing, use warm water to scrub and keep the skin clean. Within 3 months of discharge, it is not advisable to go to public places to prevent infection of diseases. For heavier patients, it is best to have oxygen bags and bottles at home, and use them when necessary. 2, pay attention to dietary hygiene: patients should pay attention to supplemental nutrition after discharge, there is generally no special contraindications, but should eat nutritious, easily digestible food, such as lean meat, fish, eggs, fruits and seasonal vegetables. General patients do not need to limit the amount of salt, complex deformities, low cardiac function, and those with persistent postoperative congestive heart failure should strictly control salt intake to 4~8 grams per day for adults and 2~4 grams per day for children, and give easy-to-digest soft foods such as chaos, noodles, thin rice, etc. Patients are advised to eat less and more meals, and the amount of food should not be too full, not to mention overeating, so as not to increase the burden on the heart. The diet should be fresh and hygienic to prevent diarrhea from aggravating the condition. Children should control snacks and beverages, and do not eat snacks that are not clean, expired or contain more coloring and additives. 3, pay attention to appropriate activities: for patients with smooth surgery, satisfactory deformity correction and fast recovery after surgery, generally do not restrict activities after discharge, heart function in class I, II, according to the situation can be appropriate to do some physical activities in daily life, the amount of activity does not cause fatigue, the beginning to walk and other mild exercise. The scope of activity should be indoor first and then outdoor. Most patients can go to school or work after 3 months if there is no change in their condition after discharge, and gradually transition from light work to normal work. If you feel exertion or shortness of breath, you should stop working and continue to rest. Pre-operative patients with cardiac function above grade III, severely enlarged heart, and patients with severe pulmonary hypertension, whose heart is normal or basically normal for a longer period of time, should not rush to activities after discharge, pay attention to rest, maintain physical strength, and appropriate amount of activities with the condition, but do not feel fatigue, so as not to increase the burden on the heart. 4, post-discharge medication: simple congenital heart disease people, post-operative recovery is better, normal heart function, generally do not need to use cardiac, diuretics, complex deformity and severe pulmonary hypertension or poor heart function patients should be based on the correction of deformity, under the guidance of doctors to use cardiac (digoxin), diuretics or vasodilators with 3 ~ 6 months, patients should follow the doctor’s orders to use drugs, not arbitrarily, so as not to Danger occurs. 5.Keep optimistic mood. Regularly visit the hospital for check-ups, at first monthly, then every 3 months until annual check-ups. If you have chest tightness or swelling of the lower limbs, you should come to the hospital for follow-up at any time. Avoid coughing and catching colds to avoid aggravating the burden on the heart. For rheumatic heart patients, it is necessary to prevent inflammation of the pharynx or tonsils after mitral valve separation surgery to avoid re-activation of rheumatism and reduce the effect of surgery. 6, certain common problems: the incision is mostly healed in 7~8 days after surgery, you can take a shower 10 days after surgery, avoid getting cold, rubbing the wound, clean the wound with sterile water after bathing; if you find the incision oozing, redness and swelling need to go to the hospital for consultation. It takes about 3 months for the sternum to heal, so pay attention to the correct body posture to avoid “chicken chest”. If there is any discomfort or psychological factor, the fixed wire can be removed under local anesthesia one year after surgery. For details, please follow the doctor’s advice.