It takes about 3~6 months to recover from heart septal defect surgery, the exact recovery time needs to be analyzed according to the patient’s condition. Heart septal defect mainly refers to the phenomenon of defects in the middle of the right and left atrial septum of the heart. Heart septal defect surgery is a repair surgery under extracorporeal circulation, if the patient’s physical condition is good and the wound heals well, it can be recovered in about three months, if the patient’s physical condition is poor and the wound heals poorly, it will take about six months for the patient to recover. It should be noted that after the operation, patients need to take aspirin and other drugs under the guidance of professional doctors, to a certain extent, can effectively prevent the occurrence of blood clots, and at the same time, the family usually need to pay more attention to the patient’s physical condition, pay attention to the incision of the regular change of medication. It is recommended that the patient should go to the hospital for regular checkups after the operation, and if there is any abnormality, the patient should consult a doctor immediately.