Neonatal ventricular septal defect need to pay attention to the following points: 1, to avoid excessive crying children, due to neonatal ventricular septal defect has a left-to-right shunt, crying will lead to right-to-left shunt of blood, causing the child’s lips or limbs blue; 2, pay attention to prevent colds, ventricular defect of newborns due to left-to-right shunt, lung blood than normal children, sometimes up to several times, prone to upper respiratory tract infections, easy to complicate pneumonia The newborns with congenital heart disease have poor sucking ability and are prone to wheezing, choking or vomiting symptoms, so they should be breastfed as much as possible, fed on demand through the method of small amount of meals, while feeding in sections, not too much at once, and should be given a certain amount of rest and exhaust time in between, as well as breastfeeding. For children with cyanotic congenital heart disease, the knee-chest position can be adopted, that is, the knees are close to the chest, which helps to increase the sucking power and digestive ability. If cyanosis or rapid breathing occurs, breastfeeding must be stopped immediately. After breastfeeding, the child should be given more back patting and exhaustion, adopt the right-side position, elevate the head of the bed, and observe whether there is vomiting; 4. Children with ventricular defect should be guided to treatment according to the results of cardiac ultrasound, try not to go to crowded places, limit adult visits, and avoid contact with children when they have a cold.