Several periods suitable for teeth correction:

1. Deciduous period: During this period, if the deciduous teeth are not arranged neatly or the teeth are cross-aligned and some teeth cannot bite, you should get it. For early correction, the age of treatment is around 3 to 6 years old.

2. Mixed dental period: approximately 7 to 11 years old. At this time, new permanent teeth begin to erupt. The teeth grow rapidly and the bite is unstable. This is the period when dental deformities occur frequently. Depending on the severity, removable or fixed appliances can be used, ranging from mild to severe, and can even be combined with extra-oral plastic forces to correct the dentition.

3. Permanent tooth stage: During this period, all deciduous teeth have been replaced. When the second and third large teeth erupt, it is another rapid growth period, usually around 12 to 18 years old. At this time, the teeth The diagnosis of the deformity is relatively clear, and correction during this period of rapid growth is fast and the correction effect is stable.