ABSTRACT
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.