A chest X-ray can be used to determine if the sternum has returned to normal after open heart surgery. Generally speaking, open heart surgery requires cutting the sternum right in the middle to perform the surgery and fixing the sternum after the surgery, which usually takes about 3 months for the sternum to recover. The specific recovery time depends on the actual recovery of the patient, and patients with stronger recovery ability will take a shorter time. The patient can go to the hospital to review the chest X-ray to determine the recovery of the sternum, if there has been a continuous scab formation, the sternum is basically healed. At this time, there will be no obvious pressure and pain when the patient’s chest is pressed. It is recommended that the patient go to the hospital for examination when the symptoms of chest pain have basically disappeared, so as to clarify the healing of the sternum. Daily attention should be paid not to heavy labor, pay attention to rest, appropriate exercise, such as jogging, Tai Chi, gymnastics, etc., to maintain the health of the body has a certain degree of help.