1, teeth are severely crowded. There is not enough space in alveolar bone to accommodate all teeth. Only through tooth extraction can we achieve the coordination of tooth quantity and bone quantity, as well as the balance of muscle tension between dental arch and mouth, so that the orthodontic effect is stable and the deformity is not easy to recur.
2, the face is prominent. It is also necessary to extract teeth to obtain a gap, so that the front teeth can be retracted and the rear teeth can be moved to obtain a stable, balanced and beautiful facial contour.
3. In order to correct the occlusal relationship. If the patient has open jaw, reverse jaw and no occlusion, tooth extraction is also needed to improve.
As for how long you can wear braces after tooth extraction, under normal circumstances, you can't wear braces for orthodontics immediately after tooth extraction. After the swelling of the tooth extraction wound has healed (about three days to a week), you need to separate the teeth (sometimes at the same time as the tooth extraction), and use a tooth separation trap between the upper, lower, left and right big teeth, in order to move the teeth out of a gap, so that when wearing braces, they can be placed in the steel ring that fixes the braces. Generally speaking,
Next, you can officially enter the braces correction stage. I wish you good dental health!