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ID:32841193
大小:4.69 MB
页数:37页
时间:2019-02-16
《不同牙尖斜度氧化锆全瓷冠修复后对种植体周围组织影响的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、遵义医学院硕士学位论文不同牙尖斜度氧化锆全瓷冠修复后对种植体周围组织影响的研究姓名:吴冰玲申请学位级别:硕士专业:口腔临床医学指导教师:朱国威201205遵义医学院硕士学位论文不同牙尖斜度氧化锆全瓷冠修复后对种植体周围组织影响的研究不同牙尖斜度氧化锆全瓷冠修复后对种植体周围组织影响的研究中文摘要目的:探讨氧化锆全瓷单冠修复体牙尖斜度的不同,对种植体颈部骨吸收量的测量及对种植体周围骨密度的测定、并对种植体周围软组织进行临床观察,为临床提供参考依据。方法:选取完成下颌后牙种植体植入后具备了初期稳定性,经过骨愈合期,种植体与牙槽骨形成较好的骨结合,筛选病例共24例,按照牙尖斜度的不同分为两
2、组,即5~10。牙尖斜度组(12例)、15~20。牙尖斜度组(12例),颊舌径宽度缩小为对侧同名天然牙的2/3,骀面形成充分的排溢道形态,并于戴冠后当天、第3个月、第6个月通过拍摄x线片,测量种植体颈部的骨吸收量及对种植体周围骨密度的测定,并对戴冠6个月的种植体周围软组织进行临床观察。结果:(1)二组牙尖斜度的修复体其种植体颈部骨吸收量分别在戴冠当天比较、在戴冠3个月比较、在戴冠6个月比较,结果差异均无统计学意义(P>O.05)。(2)同组牙尖斜度的修复体其种植体颈部骨吸收量在戴冠当天与戴冠3个月、戴冠6个月比较差异均有统计学意义俾3、围骨密度分别在戴冠当天比较、在戴冠3个月比较、在戴冠6个月比较,结果差异均无统计学意义(P>0.05)。(4)同组牙尖斜度的修复体其种植体周围骨密度在戴冠当天与戴冠3个月、戴冠6个月比较差异均有统计学意义伊4、uenceofthetissuearoundimplantwithdifferentInclinationofcusponall-ceramicdentalcrownsAbstractobjective'Exploretheeffectofzirconiaall-ceramicsinglecrownbodywithdifferentcuspinclinationonthebonearoundtheimplant,analysistheclinicaleffects,provideareferenceforclinical.Methods:Themandibleposteriortee5、thof24patientswereselectedaftercompletingdentalimplantsurgerywiththeinitialstability,bone—healingperiod,implantandalveolarboneformatingwellosseointegration,theupperpartofzirconiaall—ceramiccrowncompleted.Theyweredividedinto2groups,ofwNchpergroupwereincluded12teethandthegroupswerefabricatedaccor6、dingtothetwodifferentinclinationofcusp.Group5-10degree:Theimplantprosthesiswithzirconiaall-ceramiccrownthatocclusalwidthofbucco—lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwas5—10degree,theocclusalsurfacemorphologyadequated.Group15—20degree:Theimplantprosthesisw7、ithzirconiaall-ceramiccrownthatocclusalwidthofbucco-lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwasdegree,theocclusalsurfacemorphologyadequated.Theper-implantneckbonewasobservedandmeasuredwithX—ray
3、围骨密度分别在戴冠当天比较、在戴冠3个月比较、在戴冠6个月比较,结果差异均无统计学意义(P>0.05)。(4)同组牙尖斜度的修复体其种植体周围骨密度在戴冠当天与戴冠3个月、戴冠6个月比较差异均有统计学意义伊4、uenceofthetissuearoundimplantwithdifferentInclinationofcusponall-ceramicdentalcrownsAbstractobjective'Exploretheeffectofzirconiaall-ceramicsinglecrownbodywithdifferentcuspinclinationonthebonearoundtheimplant,analysistheclinicaleffects,provideareferenceforclinical.Methods:Themandibleposteriortee5、thof24patientswereselectedaftercompletingdentalimplantsurgerywiththeinitialstability,bone—healingperiod,implantandalveolarboneformatingwellosseointegration,theupperpartofzirconiaall—ceramiccrowncompleted.Theyweredividedinto2groups,ofwNchpergroupwereincluded12teethandthegroupswerefabricatedaccor6、dingtothetwodifferentinclinationofcusp.Group5-10degree:Theimplantprosthesiswithzirconiaall-ceramiccrownthatocclusalwidthofbucco—lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwas5—10degree,theocclusalsurfacemorphologyadequated.Group15—20degree:Theimplantprosthesisw7、ithzirconiaall-ceramiccrownthatocclusalwidthofbucco-lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwasdegree,theocclusalsurfacemorphologyadequated.Theper-implantneckbonewasobservedandmeasuredwithX—ray
4、uenceofthetissuearoundimplantwithdifferentInclinationofcusponall-ceramicdentalcrownsAbstractobjective'Exploretheeffectofzirconiaall-ceramicsinglecrownbodywithdifferentcuspinclinationonthebonearoundtheimplant,analysistheclinicaleffects,provideareferenceforclinical.Methods:Themandibleposteriortee
5、thof24patientswereselectedaftercompletingdentalimplantsurgerywiththeinitialstability,bone—healingperiod,implantandalveolarboneformatingwellosseointegration,theupperpartofzirconiaall—ceramiccrowncompleted.Theyweredividedinto2groups,ofwNchpergroupwereincluded12teethandthegroupswerefabricatedaccor
6、dingtothetwodifferentinclinationofcusp.Group5-10degree:Theimplantprosthesiswithzirconiaall-ceramiccrownthatocclusalwidthofbucco—lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwas5—10degree,theocclusalsurfacemorphologyadequated.Group15—20degree:Theimplantprosthesisw
7、ithzirconiaall-ceramiccrownthatocclusalwidthofbucco-lingualdiameterwas2/3ofcontralateralteethofthesamenameandtheinclinationofcuspwasdegree,theocclusalsurfacemorphologyadequated.Theper-implantneckbonewasobservedandmeasuredwithX—ray
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