颏水平截骨联合置入假体治疗严重小颏畸形

目的介绍一种治疗严重小颏畸形,重塑颏部外形的有效方法.方法采用口内切口颏部水平截骨前移固定后,再联合利用在颏部置入合适假体的隆颏术,以进一步增加颏突度和颏长度,改善颏部形态.结果共治疗9例,术后患者颏部形态均得到明显改善,重塑的颏部外形符合美学标准,达到患者术前的预期要求.随访6个月至2年,效果稳定满意,无明显并发症出现.结论利用颏水平截骨联合置入假体的颏成形术治疗严重小颏畸形,使重塑的颏部形态达到了美学标准,面部轮廓比例协调,效果显著.

Horizontal osteotomy combined with augmentation mentoplasty for serious chin microsomia

Objective To introduce an effective surgical technique for repairing the serious chin microsmia and for resconstructing the outline of the chin. Methods After horizontal osteotomy the chin moved up and fixed with intraoral incision, implant was used in augmentation mentoplasty in order to increase heights and outshoot of the chin. Results In 9 patients suffering from chin microsomia all appearance of the chin had obvious improvement. Beautiful chin outline was reconstructed in esthetical standard. Post operative follow-up for 6 months to 2 years showed that all the patients were satisfied with the results. Conclusions Horizontal osteotomy combined with augmentation mentoplasty can obviously improve appearance of the chin. Lower lineament is reconstructed in esthetical standard.