| Forthelast10years,about300casesofSkeletalclassIIIormandibleprognathismreceivedorthognathicsurgerytocorrectjawdeformityandocclusion.Thisgroupofpatientscurrentlycomprisedabove50%ofallsurgicalcasespartlybecausethedecreaseofsurgicalcasesofbimaxillaryprotrusionexistedduetotheadvancementofextra-anchorageusingskeletalscrewsforteethoralveolarboneretraction.AstandardprocedurehasbeenestablishedforthosecaseswhoneedsetbackofthemandibleinTaipei-VeteransGeneralHospitalincludingacomprehensivediagnosisfromthebeginning,goaloftreatment,pre-surgicalevaluationandmanagement,bilateralsagittalsplittingosteotomy,severalclinicalnotesduringsurgery,andpost-operativecare.Inthispresentation,Iwoulddescribeourexperiencesassociatedwiththeprincipleofsurgicalmanagement,treatmentsequenceandaretrospectivelyanalysisregardingtothestabilityandrelapseaftersurgeryforthesecases. |