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1、456重庆医学2008年3月第37卷第5期·论著·骨性Ⅲ类错畸形正颌患者颅面部硬组织特征的Delaire3头影测量初步研究△△陈梦苇,宋锦,王涛,邓锋,冯格(重庆医科大学附属口腔医院正畸科400015)摘要:目的采用Delaire头影测量方法分析骨性Ⅲ类正颌患者颅面部硬组织特征,为正畸2正颌联合治疗的术前正畸、模型外科设计提供参考。方法采用计算机辅助Delaire头影测量方法对33例骨性Ⅲ类正颌患者(18～39岁,ANB角<-4°)的颅颌面硬组织特征进行测量分析,采用SAS9.0进行Tukey检验和ANOVA分析
2、。结果本研究发现骨性Ⅲ类错畸形正颌患者的颅面部硬组织特征可区分为低角型、高角型、上颌正常型和关节窝后移型,4组均数ANOVA分析发现,11项分析指标的均数差异均有统计学意义(P<0.05)。结论采用Delaire头方法可较全面识别骨性Ⅲ类错畸形发育特征并进行相应的正畸2正颌诊断设计,利于术后疗效的稳定、协调,值得临床上应用并推广。关键词:骨性Ⅲ类错畸形;Delaire头影测量方法;颅颌面硬组织;正颌外科中图分类号:R783.5文献标识码:A文章编号:167128348(2008)0520456203Prelimi
3、naryresearchofcranio2maxillo2facialhardtissuestructurefeatureofskeletalclassⅢmalocclusionorthognathicpatientswithDelairecephalometricanalysisCHENMeng2wei,SONGJin2lin,WANGTao,etal.(DepartmentofOrthodonticsCollegeofStomatology,ChongqingUniversityofMedicalScienc
4、es,Chongqing400015,China)Abstract:ObjectiveToanalyzethecranio2maxillo2facialhardtissuestructurefeaturewithskeletalclassⅢmalocclusionwithDelairecephalometricanalysis,whichwillguidetheorthodontictreatmentbeforeorthognathicsurgeryandthemodelsurgery.Meth2odsLater
5、alcephalometricradiographsof33patientswithskeletalclassⅢocclusion(18239yearsold,ANB<24°)wereevaluatedwiththesamestandard.Thecranio2maxillo2facialhardtissuemarksofeachradiographweremeasuredwithcomputerassistantDe2lairecephalometricanalysis.Thedatagotfromcorres
6、pondingmeasureindexweredealedwithTukey'stestandANOVAanalysisthroughSAS9.0statisticalsoftware.ResultsThecranio2maxillo2facialhardtissuestructurefeatureofskeletalclassⅢcouldbedi2videdintofourclassificationsthroughDelairecephalometricanalysisincludinghypodiverge
7、nt,hyperdivergent,maxillanormalandglenoidfossaretrocession.ElevenparameteresoffourgroupshadsignificantvariabilitythroughANOVAanalysis(P<0.05).Con2clusionTheDelairecephalometricanalysiscanidentifygrowthfeatureofskeletalclassⅢmalocclusionandformulatetreatmentpl
8、anningfororthognathicsurgery,whichisveryhelpfultostabilityandharmonyaftertheorthognathicsurgery,soitisworthusingandpopularizinginclinic.Keywords:skeletalclassⅢmalocclusion;Delairecephalom
