|Basic information:||Female 13 years old. Upper teeth is crowded with 5.0 mm, lower teeth is crowded with 5.0 mm. Upper teeth deviate from middle to left 1.0mm. anterior teeth deep overbite.|
1.By cleaning enamel and opening lip, gain space and rearrange the teeth.
2。Because the upper midline deviate to left side, the amount of enamel at right side must be more than left side so that we can improve midline。
3.Correct the anterior teeth deep overjet.
|Treatment period:||9 months.|