Many patients and friends have been worried about the rebound of the teeth after orthodontic correction, in fact, the rebound is 100 percent, after the teeth naturally have a self-adjustment process, but the rebound is too large or even the appearance of obvious misalignment, gaps, etc. is not normal. Why does rebound occur? Is it that if I wear the retainer properly, I will avoid rebound? In fact, this problem is also plagued by the doctor’s problem Jinan Military General Hospital Stomatology He Yuhong But to avoid rebound must at least meet the following three conditions First of all, the doctor’s treatment results to be stable, which requires the patient to find a good orthodontist, the doctor will be adjusted to the occlusal relationship of the bite, the formation of good cusp fossa locking knot relationship, overlay cover relationship, so that the teeth form a mutual interlocking, to avoid recurrence. At the same time, due to the slow modification of soft tissues need the doctor to have a good fixed retention time of the teeth, so that the hard and soft tissues are more coordinated and balanced. Even for individual teeth to implement some small periodontal membrane surgery. Therefore, the patient should not pursue the fast so that the doctor does not have the time to make fine adjustments later. Secondly, to try to remove the factors that cause rebound, which requires good foresight, the doctor will make predictions about the condition of the patient’s wisdom teeth, and if necessary, preventive removal of wisdom teeth. For some patients, surgery is performed on the lip and cheek bands, and bad oral habits must be broken. Finally, the patient must have good compliance, to wear the retainer strictly according to the requirements, and in accordance with the prescribed time to the doctor to review, and timely treatment of intermediate problems may arise. Therefore, avoiding recurrence requires the joint efforts of the doctor and the patient, the doctor needs to continuously improve his skills, and the patient needs to form a good interaction with the doctor.