Objective To discuss the curative effect of upper jaw lip-side expansion for anterior teeth.

目的探讨上颌唇向扩弓活动矫治器对上前牙拥挤的治疗效果。

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Using needle to inject water into anterior chamber and then press the post lip of the incision softly, making the nucleus delivered.

用注水针头向前房内注水并轻压切口后唇，将核挽出。

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Objective To discuss the effect of the interocclusal lip arch appliance in curing the anterior teeth reverse overbite.

目的：探讨导弓式矫治器在乳替牙期前牙反治疗中的作用。

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Rather than just pulling the shears out, the surgeons decided to make an incision from his upper gum line on the right side of his upper lip to the anterior maxillary wall, which is in the middle of the cheek.

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