正文描述:《不同材料修复牙槽突裂的实验分析-(5408)》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、结论应用不同修复材料治疗牙槽突裂,通过影像学和组织学检测,观察上颌骨发育情况及局部成骨能力,相互对比,证实各种材料植入牙槽突裂隙内,(1)对上颌骨发育有不同程度的影响:其中自体髂骨影响最小,脱钙骨次之,骨水泥影响最大;(2)从成骨能力上看,从好到差依次为:髂骨组,脱钙骨组,骨水泥组,髂骨组明显优于其他各组。关键词自体髂骨脱钙骨骨水泥CT三维重建牙槽突裂2TheexperimentalstudyonbonereconstructionofalveolarcleftbydifferentmaterialsAbstractObject:Establis
2、hrabbit’smodelofunilateralalveolarcleft,discusstheeffectofmaxillarygrowthfurtheranddevelopmentandcomparetherespectiveosteogeniccapabilitytoregeneratealveolarcleftwhichusedautogenousiliacbone,puredecalcifiedbonematerialandacryliccement.Method:(1)choose40NewZealandwhiterabbits(
3、8weeksold,1~1.2kg.)assamplesandresultintheirunilateralalveolarcleftthroughoperation;(2)these40rabbitswereaveragelydividedinto4groupsrandomly:iliacbonegroup,decalcifiedbonegroup,acryliccementgroupandblankgroup2weeksafteroperation.Theotherthreegroupsareimplantedautogenousiliacb
4、one,,puredecalcifiedbonematerialandacryliccementintothedefectsrespectivelyexceptthattheblankgroupwassubjectedtonodisposal;(3)observetheirskullsbythree-dimensionalCTafter2weeks,4weeks,6weeksand8weeksrespectivelyandmeasurethedistancebetweensuturesofmaxillary,moreover,obtaintheC
5、Tnumberstomasterthedevelopmentofmaxillary.2rabbitsineachgroupweresacrificedtoobtaintheirtissuesamplesandobservethemtomastertheinformationofosteogeniccapability.Weconductpairedt-testanalysisonthedataofthehealthysidesandsicksidesbyapplyingSPSS19.0softwareandconductone-wayanalys
6、isofvariance(LSD)tothedataofdifferentgroups.Inaddition,comparethedifferenceofeffectofmaxillarygrowthanddevelopmentandosteogeniccapabilitybetweentestgroupsandblankgroup.Results:2,4,6and8weeksafteroperation:(1)wecanseethateffectonmaxillarydevelopmentvariesaccordingtodifferentte
7、stgroups,①wecanseethatPareallgreaterthan0.05bycomparingthewidthandheightofmaxillary,sothese3datahavenostatisticalsignificance;②comparetheskewnessofsnoutwefindthatPinacryliccementgrouparesmallerthan0.05,sothisdatahasstatisticalsignificance,butPinotherthreegroupsareallgreaterth
8、an0.05bypairwisecomparison,sothesedatahavenostatisticalsignificance.
显示全部收起
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。