牙周膜牵张与牙槽骨牵张牙移动动物实验及牙周膜牵张牙移动临床效果meta分析

《牙周膜牵张与牙槽骨牵张牙移动动物实验及牙周膜牵张牙移动临床效果meta分析》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、广州医科大学硕士学位论文Animalexperimentontoothmovementthroughperiodontalligamentdistractionanddentoalveolardistraction,andMeta-analysisofclinicaleffectoftoothmovementthroughperiodontalligamentdistractionMajor:OrthodonticsPostgraduate:LuoQixianSupervisor:Dr.LiuChanggengAbstractInor

2、dinaryorthodontictoothmovement(OTM),teethmoveinaspeedof1mmpermonth.Ittakes6to8monthstocompletethestepofcaninedistalizationfortheorthodonticpatientwhohasthefirstpremolarextracted.Thecourseoftreatmentcanbelargelyshortenedifthestepofcaninedistalizationcanbeachievedinashort

3、time.In1998,accordingtotheprincipleofdistractionosteogenesis(DO),EricLioufromTaiwanextractedhispatient’sfirstpremolarandremovedsomealveolarbonetodecreasetheresistanceinhisclinicalresearch.Andthencaninedistalizationwascarriedoutinafastwaybyacustom-made,intraoraldistracti

4、ondevice.Andthentheconceptofperiodontalligamentdistraction(PDLD)wasproposed.In2002,RehaKisniscifromTurkeyproposedamodifiedoperationandnameditdentoalveolardistraction(DAD).Sincebothmethodswerenotpresentforalongtime,reportsarelimitedandmainlyaboutfundamentalresearches,lik

5、emechanismorthecomparisonwithOTM.AnddirectcomparisonbetweenPDLDandDADwasseldomseen.Intheaspectofclinicalresearches,literaturesaboutDADarerareandnotreportedindomestic.LiteraturesaboutPDLD,whicharefromvariousregionsincludingChina,arerelativelymorethanthoseaboutDAD,butthep

6、roblemisthesmallsample4万方数据英文摘要researchesandoutcome-disaccord.Basedontheabovesituation,theoperationmethodsfromLiouandKisnisciweretakenforreferenceinthisexperiment.RepeatableanimalmodelofPDLDandDADtoothmovementwerebuiltinbeagledogtocomparetheadvantagesanddisadvantagesbet

7、weenthem.Moreover,clinicalstudyliteraturesanddatawerecollectedandanalysedbymeansofevidencebasedmedicine(EBM)methodtoevaluatetheclinicaleffectofPDLDobjectivelyObjectives1.TocomparethetreatmenteffectofPDLDandDADonrapidcaninemovement.2.ToassessthecliniceffectandriskofPDLDo

8、nrapidcanineretraction.Methods1.6beagleswereincludedinasplitmouthpairedcontrolexperiment,withtheoperationofPDL