Generally speaking, it takes 1 to 2 months for a child to recover after successful septal defect repair surgery, and parents should pay attention to the following points during this period: 1. Pay special attention to adding less salt to the diet to avoid the accumulation of water in the body to increase the burden on the heart. 2. Keep air circulation in the room and avoid staying in crowded public places to reduce the chance of respiratory infection. Add or remove clothes in time with the weather and pay close attention to prevent colds. 3, heart function in the recovery period of children tend to sweat more, need to keep the skin clean, diligent bathing in summer, winter with a hot towel wipe body (pay attention to keep warm), change clothes and pants. 4, keep the stool can be smooth, if the stool is dry, defecation difficulties, excessive force will increase abdominal pressure, increase the burden on the heart, and even serious consequences. 5, regular follow-up visits to the hospital cardiology outpatient clinic, strictly follow medical advice to take medication, especially cardiac, diuretic drugs, due to their pharmacological properties, must be absolutely controlled dose, on time, according to the course of treatment to ensure the effectiveness. Before each dose of cardiac drugs, the pulse count must be measured, if the heart rate is too slow, should immediately stop taking, to prevent the occurrence of toxic effects of drugs, endangering the life of the child. 6, for infants and young children, should try to avoid digoxin cardiac drugs and calcium at the same time, if the child is obvious calcium deficiency, should also be digoxin and calcium in different time periods. 7. Pay attention to monitor the change of body temperature, and seek medical consultation if there is any abnormality. 8.Pay attention to observe the wound for redness, swelling, oozing and other abnormalities, and if there is any abnormality, timely consultation should be made. 9.Ventricular septal defect repair surgery can be performed only after 3 full if there is no abnormal fever and other conditions. 10, to ensure adequate sleep, avoid excessive crying, prohibit strenuous exercise, but do not have to lie in bed all day, advocate the combination of movement. Expert tips: Generally speaking, within 1 year after the ventricular septal defect repair surgery, if there is no abnormality in the cardiology outpatient follow-up, the follow-up interval can be extended appropriately, and the follow-up can be carried out once every 2 to 3 years. Trivia: What are arrhythmias? An arrhythmia is a tachycardia, bradycardia, or arrhythmia caused by abnormal heart autoregulation or conduction disorders. The clinical manifestation is a sudden onset of regular or irregular palpitations, chest pain, dizziness, precordial discomfort, stuffiness, shortness of breath, chills in the hands and feet, syncope, and even confusion. A small percentage of patients with arrhythmias may be asymptomatic and have only ECG changes. Children are more prone to arrhythmias because of their immature cardiac conduction system, physiological function and vegetative instability.