資源描述：
《三焦點(diǎn)牽張成骨在下頜骨缺損中應(yīng)用的實(shí)驗(yàn)分析》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、安徽醫(yī)科大學(xué)碩士學(xué)位論文TheExperientmentalStudyofPromotiveEffectoftheInlayTri．．focusDistractionOsteogenesisinMandibleDefectAbstractMandibulardefectisthecommonesttypeofthehardtissuedefectsintheoralandmaxillofacialdomains．Theimplantofprosthesisandthetransplantationofvariantorautoge
2、nousbonewerethetraditionaryreconstructionmethods．Howevegthesemethodsallhavesomedeficiencyinevitably．Distractionosteogenesis(DO)isanewtechnicinsurgery．Atfirst,itwasusedinlongbonedefects．In1992，McCarthyusedthismethodinoralandmaxillofacialdefects．Thetechnichadagreatdevel
3、opmentinthereconstructionofthemandibulardefects．Butitalsohassomeshortcomingssuchlikethepoorbonequality,longtherapeutictimeandgreatpathy．Asthedevelopmentofthefunctionalitysurgeryandthehi曲lifequalityrequest，theDOspeed，thebonequalityandthedesignofthemachineneedmoreimprov
4、ement．Theinlaytri—focusdistractionosteogenesisisinprogressinDOexceptoutsideinfluentialfactors．ThecharacteristicoftheDOspeed，shortedtherapeutictimeandtheinlaydesignmakesthepatients’lifequalityhi曲．Objective1．Weinvestigatedanddesignedthedistractorinexvivoandestimateditsp
5、ossibility．2．Toestablishanefficientinlaytri—focusdistractionosteogenesis(D0)modeltoconfirmthismethodquicklyandexcellent．Andprepareforthefurtherstudy．4安徽醫(yī)科大學(xué)碩士學(xué)位論文Methods1．Designmentoftheinlaytri—focusdistractorinexvivoWedesignedthedistractor嬲theinternationalDOstandard
6、tochoosethedistractor’Saxle．Thedistractorhastwotransportdiscsandbi—spiralmarkinginaxle．Whenyourevolvetheaxle，thetwodiscsmakethesamedistance．2。Toestablishanefficientinlaytri-focusdistractionosteogenesis(DO)modelThestudygroupdesignedtheinlaytri-focusdistractorandelabora
7、tedbythestandardofinternational．Theprocessusedthebilateralmandiblesself-comparisonmethodontheordinaryexperimentgoat．Aftertheconsolidationperiod，thegoatsbilateralmandiblesweretakentoundergoX-rayimageology，microanatomydetection，scleroustissueslice，electronmicroscopescan
8、ning，achromycinfluorescentlabelingandbonedensitometry．Results1．ThedistractorcoherecompactandwasoperatedsimplyfollowedLilizar
