1, after the first wearing braces normal reaction: braces first wear after the patient’s mouth will produce some uncomfortable reaction, such as tooth pain, mucosal damage, ulcers, etc., such phenomena generally in three days to about a week will be able to relieve or eliminate. If the pain is severe is not normal, should promptly seek medical attention. 2, diet: avoid chewing hard food, such as ice lollies, ribs, chicken legs, beef jerky, snacks with cores and shells. Avoid chewing sticky food, such as chewing gum, glutinous rice products, milk candy, etc. Try not to drink drinks with high sugar content, such as cola, Sprite, juice, etc. Fruits such as peaches, apples, etc. should be repaired small and eaten, or tied into a meter. 3, oral hygiene: brush your teeth every morning and evening and after three meals, no less than three minutes each time, choose a quality toothbrush with soft bristles and small head, orthodontic appliances and dental surfaces can not have food residue. After each snack and drink sweet and sour drinks need to rinse the mouth. 4, orthodontic appliance damage and maintenance: orthodontic appliance damage should be properly stored, the damaged part can not be lost, and timely contact with the physician, as soon as possible to repair so as not to affect the course of treatment and efficacy. 5, the cooperation of patients and parents: the correction process is long, during which patients, parents and doctors must cooperate well to achieve satisfactory results. Fixed orthodontic appliances every 3 to 4 weeks for a follow-up visit, movable orthodontic appliances every 2 weeks for a follow-up visit. Therefore, patients should be fully prepared mentally, not in a hurry, and try to avoid halfway. 6, follow-up appointments: patients should be in the physician’s designated time for follow-up. Due to individual differences and growth and development, or due to the cooperation between doctors and patients in the treatment process, there may be a gap between the actual treatment effect and the expected efficacy, patients and parents should be prepared for this. 7, orthodontic cleaning: If wearing movable braces, every morning, before going to bed must clean the braces and thoroughly clean teeth, and then put on. If not worn, the orthodontic appliances must be placed in water. Children are in the growth and development period, and orthodontic appliances limit the intake of some foods, so children should increase nutrition properly during orthodontic treatment, get enough sleep, and vitamin C supplementation is recommended.