正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理-002

6、紀(jì)律是自由的第一條件。——黑格爾7、紀(jì)律是集體的面貌，集體的聲音，集體的動(dòng)作，集體的表情，集體的信念?！R卡連柯8、我們現(xiàn)在必須完全保持黨的紀(jì)律，否則一切都會(huì)陷入污泥中?！R克思9、學(xué)校沒(méi)有紀(jì)律便如磨坊沒(méi)有水。——夸美紐斯10、一個(gè)人應(yīng)該：活潑而守紀(jì)律，天真而不幼稚，勇敢而魯莽，倔強(qiáng)而有原則，熱情而不沖動(dòng)，樂(lè)觀而不盲目?！R克思正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂6、紀(jì)律是自由的第一條件?！诟駹?、紀(jì)律是集體的面貌，集體的聲音，集體的動(dòng)作，集體的表情，集體的信念?！R卡連柯8、我們現(xiàn)在必須完全保持黨的紀(jì)律，否則一切都會(huì)陷入污泥中?！R克思9、學(xué)校沒(méi)有紀(jì)律便如磨坊沒(méi)有水?！涿兰~斯10、一個(gè)人應(yīng)該：活潑而守紀(jì)律，天真而不幼稚，勇敢而魯莽，倔強(qiáng)而有原則，熱情而不沖動(dòng)，樂(lè)觀而不盲目?！R克思正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂ThephenomenonofbonedehiscencesDefinitionanteriortoothmovementexceedsbonyappositioncanleadtoresorptionofthecorticalboneandexposureoftherootHigh-riskpopulationmandible&maxillaprotrusionexpansionofthemaxillaryarchExample1Locationofbone-thicknessmeasurementsbeforeandafterretraction6、紀(jì)律是自由的第一條件?！诟駹栒委煏r(shí)牙齒移動(dòng)引起的1正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_0022正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_0023正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_0024正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_0025S3S36Example2

rotatedcaninesandcrowdingoftheincisorsarefoundinthepretherapeuticmandibularsituationExample27correspondingpretreatmentCTexamination：3D-reconstruction

narrowfrontalmandibularalveolarprocesswiththinfacialboneplatescorrespondingpretreatmentCT8ClinicalsituationaftertwoyearsoforthodontictreatmentClinicalsituationaftertwoy9CorrespondingCTexamination：3D-reconstruction

extensivefacialdehiscencesabovetherootsoftheincisorsandcaninesCorrespondingCTexamination：10DentalanatomyAlveolarboneproperSupportingalveolarbone

CorticalplateSpongyboneDentalanatomyAlveolarbonepr11bonetracestoothmovement?Abasicaxiominorthodonticsiswheneverorthodontictoothmovementoccurs,bonearoundthealveolarsocketwillremodeltothesameextentbonetracestoothmovement?12Thetruthis…Intheverticaldimension:

duringorthodontictoothextrusion,boneincreaseisusuallylessthanthedentaldisplacement,leadingtoanincreaseintheclinicalcrown.Inthetransversedimension:

boneremodeling/toothmovementratiooftoothretractionwithtipandwithtorqueis1:2and1:2.35respectivelyThetruthis…Intheverticald13Repairoftheperforationsite

bonedehiscenceswerepartlyrepairedintheretentionperiod,butitwasinsufficienttocovertherootcompletelyRepairoftheperforationsitewillleadtorelapseoftheteethRepairoftheperforationsite14conclusionretractionoftheincisorsislimitedforcingthetoothagainstthecorticalbonemaycauseadversesequelaesurgicalorthodontictreatmentshouldbetakedwhentoothmovementexceed“bonewall”conclusionretractionofthein15anteriormaxillarysubapicalosteotomyinitialexaminationanteriormaxillarysubapicalo16beforesurgery：maxillaryfirstpremolarsandleftmandibularcentralincisorwereextracted.Allresidualthirdmolarswerealsoextractedbeforesurgery：maxillaryfirst17aftersurgery：anteriormaxillarydentoalveolarsegmentrepositioned4mmposteriorlyand3.5mmupward.aftersurgery：anteriormaxilla18after2yearsofretention：after2yearsofretention：19referenceAlexanderD.Vardimon,EyalOren.Corticalboneremodeling/toothmovementratioduringmaxillaryincisorretractionwithtipversustorquemovements.AmericanJournalofOrthodonticsandDentofacialOrthopedics,Volume114,Number5SimtenSarikaya,BulentHaydar.Changesinalveolarbonethicknessduetoretractionofanteriorteeth.AmericanJournalofOrthodonticsandDentofacialOrthopedics.July2019HeinrichWehrbein,PrivDozDrmed.Humanhistologictissueresponseafterlong-termorthodontictoothmovement.AmericanJournalofOrthodonticsandDentofacialOrthopedics,Volume107,No.4JavadHazratiMarangalou,FarzanGhalichi.Numericalsimulationoforthodonticboneremodeling.orthodonticwaves.(2009):64-71ManabuMiyamoto,TakashiYamashiro.Surgicalorthodontictreatmentforseveremaxillaryprotrusionwithaggressiveperiodontitis.orthodonticwaves.(2019):171-178referenceAlexanderD.Vardimon20Thankyou!Thankyou!216、最大的驕傲于最大的自卑都表示心靈的最軟弱無(wú)力?！官e諾莎

7、自知之明是最難得的知識(shí)?！靼嘌?/p>

8、勇氣通往天堂，怯懦通往地獄?！麅?nèi)加

9、有時(shí)候讀書(shū)是一種巧妙地避開(kāi)思考的方法?！諣柶账?/p>

10、閱讀一切好書(shū)如同和過(guò)去最杰出的人談話。——笛卡兒Thankyou拯畏怖汾關(guān)爐烹霉躲渠早膘岸緬蘭輛坐蔬光膊列板哮瞥疹傻俘源拯割宜跟三叉神經(jīng)痛-治療三叉神經(jīng)痛-治療6、最大的驕傲于最大的自卑都表示心靈的最軟弱無(wú)力。——斯賓諾226、紀(jì)律是自由的第一條件?！诟駹?、紀(jì)律是集體的面貌，集體的聲音，集體的動(dòng)作，集體的表情，集體的信念?！R卡連柯8、我們現(xiàn)在必須完全保持黨的紀(jì)律，否則一切都會(huì)陷入污泥中?！R克思9、學(xué)校沒(méi)有紀(jì)律便如磨坊沒(méi)有水。——夸美紐斯10、一個(gè)人應(yīng)該：活潑而守紀(jì)律，天真而不幼稚，勇敢而魯莽，倔強(qiáng)而有原則，熱情而不沖動(dòng)，樂(lè)觀而不盲目?！R克思正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂6、紀(jì)律是自由的第一條件?！诟駹?、紀(jì)律是集體的面貌，集體的聲音，集體的動(dòng)作，集體的表情，集體的信念?！R卡連柯8、我們現(xiàn)在必須完全保持黨的紀(jì)律，否則一切都會(huì)陷入污泥中?！R克思9、學(xué)校沒(méi)有紀(jì)律便如磨坊沒(méi)有水?！涿兰~斯10、一個(gè)人應(yīng)該：活潑而守紀(jì)律，天真而不幼稚，勇敢而魯莽，倔強(qiáng)而有原則，熱情而不沖動(dòng)，樂(lè)觀而不盲目。——馬克思正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂ThephenomenonofbonedehiscencesDefinitionanteriortoothmovementexceedsbonyappositioncanleadtoresorptionofthecorticalboneandexposureoftherootHigh-riskpopulationmandible&maxillaprotrusionexpansionofthemaxillaryarchExample1Locationofbone-thicknessmeasurementsbeforeandafterretraction6、紀(jì)律是自由的第一條件。——黑格爾正畸治療時(shí)牙齒移動(dòng)引起的23正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_00224正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_00225正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_00226正畸治療時(shí)牙齒移動(dòng)引起的骨開(kāi)裂課件整理_00227S3S328Example2

rotatedcaninesandcrowdingoftheincisorsarefoundinthepretherapeuticmandibularsituationExample229correspondingpretreatmentCTexamination：3D-reconstruction

narrowfrontalmandibularalveolarprocesswiththinfacialboneplatescorrespondingpretreatmentCT30ClinicalsituationaftertwoyearsoforthodontictreatmentClinicalsituationaftertwoy31CorrespondingCTexamination：3D-reconstruction

extensivefacialdehiscencesabovetherootsoftheincisorsandcaninesCorrespondingCTexamination：32DentalanatomyAlveolarboneproperSupportingalveolarbone

CorticalplateSpongyboneDentalanatomyAlveolarbonepr33bonetracestoothmovement?Abasicaxiominorthodonticsiswheneverorthodontictoothmovementoccurs,bonearoundthealveolarsocketwillremodeltothesameextentbonetracestoothmovement?34Thetruthis…Intheverticaldimension:

duringorthodontictoothextrusion,boneincreaseisusuallylessthanthedentaldisplacement,leadingtoanincreaseintheclinicalcrown.Inthetransversedimension:

boneremodeling/toothmovementratiooftoothretractionwithtipandwithtorqueis1:2and1:2.35respectivelyThetruthis…Intheverticald35Repairoftheperforationsite

bonedehiscenceswerepartlyrepairedintheretentionperiod,butitwasinsufficienttocovertherootcompletelyRepairoftheperforationsitewillleadtorelapseoftheteethRepairoftheperforationsite36conclusionretractionoftheincisorsislimitedforcingthetoothagainstthecorticalbonemaycauseadversesequelaesurgicalorthodontictreatmentshouldbetakedwhentoothmovementexceed“bonewall”conclusionretractionofthein37anteriormaxillarysubapicalosteotomyinitialexaminationanteriormaxillarysubapicalo38beforesurgery：maxillaryfirstpremolarsandleftmandibularcentralincisorwereextracted.Allresidualthirdmolarswerealsoextractedbeforesurgery：maxillaryfirst39aftersurgery：anteriormaxillarydentoalveolarsegmentrepositioned4mmposteriorlyand3.5mmupward.aftersurgery：anteriormaxilla40after2yearsofretention：after2yearsofretention：41referenceAlexanderD.Vardimon,EyalOren.Corticalboneremodeling/toothmovementratioduringmaxillaryincisorretractionwithtipversustorquemovements.AmericanJournalofOrthodonticsandDentofacialOrthopedics,Volume114,Number5SimtenSarikaya,BulentHaydar.Changesinalveolarbonethicknessduetoretractionofanteriorteeth.American