1, orthodontic treatment of the initial pain discomfort orthodontic treatment within 1 to 2 weeks of the start of discomfort are normal, do not worry too much. After the first wear of orthodontic appliances and each follow-up consultation after the force, teeth appear mild reactive pain, soreness, discomfort or loosening, etc., is a normal reaction, generally in 3 to 7 days to reduce or eliminate. If you have other serious discomfort, please contact with the doctor. 2, orthodontics must be in accordance with medical advice regular follow-up Simple orthodontic treatment in the period of milk teeth is generally about six months, the permanent period of full treatment usually in about two years. Generally after wearing fixed aligners every 4 to 6 weeks, self-ligating aligners every 6 to 8 weeks, movable aligners every 1 to 2 weeks. If you do not follow up on time or do not follow up for a long time, the teeth will not move or abnormal changes will occur and the expected results cannot be achieved. 3, orthodontic treatment in the dietary considerations during orthodontic treatment, general meals can be eaten, but should not eat sticky food, large and hard food as much as possible cut into small pieces to eat, otherwise it is easy to cause orthodontic appliance off or damaged. 4, orthodontic emergencies and methods of response The orthodontic appliance may have slight friction or irritation pain to the oral mucosa, cheek, tongue and other soft tissues, which can be adapted to after a few days. If the soft tissues are pierced by the end of the ligature wire being erected, it can be gently pressed down. If you find that the locking groove, band ring is loose and fallen off, or the arch wire is broken and affects the oral function, you should contact the doctor in time to determine whether you need to come to the hospital for treatment. 5, the orthodontic process must be careful of your aligners aligners are made of more expensive special materials by professional technicians by hand precision, some aligners such as locking slot is a set of imported, patients must not change the shape or structure of the orthodontic device. If you are using removable or invisible aligners, be sure to place the aligners in a protective case when removing them, and do not wrap them in tissue paper to avoid damage or loss.