The control of A-P and vertical is the key to correct protrusion but also preserve tooth show.
In this case, we used one miniscrew to intrude the whole upper dentition with reciprocal space closure. The profile and gummy smile was totally improved.
此案例藉由拔除四顆小臼齒, 利用"HPPG technique"合併前後牙空間對關。
患者的笑齦改善, 側臉也因為下顎逆時針的效果變得更為協調～
(感謝患者願意全臉分享矯正成果)
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