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1、萬(wàn)方數(shù)據(jù)第三軍醫(yī)大學(xué)碩士學(xué)位論文cured．Bio—ossbonemealsandporoustantalumparticlesfiIlthejawbonedefectsintwo鏟oups，thatis，thecontrolgroup(Bio—ossbonemeals)aJldtheexperimentalgroup(poroustantalumpanicles)．TheLane-SandhuXLineEValuationStandardisemployedtoeValuatemesituationofnewbonefomationandsh印ing；meCIAnImageAnaly
2、sisSoRwareisusedtodetectthetrabecularnumberaJldbonemineraldensity(BMD)ofnewbone；T01uidineB1ueStainingMethodandGiemsa-ponceauMixedStainingMethodareadoptedtoobservethefonnofnewbonetissues．Results1．ItisdiscoVeredintheresearchthatwhenthebea91e’slo、verjawbonedefectis7．0mmindepthand4．OOmmindi鋤eter，the
3、jawbonedefectcannotbehealedbyitself．2．ARerthebonedefec“srepairedfor3months，theLalle-SandhuXLineEvaluationStandardisemployedtoeValuatethesituationofnewbonefbmationaJldsh印ing，aJlditisdiscoVeredthatporoustantal啪particlesaremarkedhigherthanBio—ossbonemeals(P<0．05)；therearenoobviousdid’erencesbetween
4、thenewtrabeculaandBMCinthedefectzonesofthetwogroups(P>0．05)．3．Thehardtissuestaininghints：therearenewbonesinthegapsbetweentwogroupsofparticles；therearesmaU鋤ountofOsteoidandcoUagenousfiberinthenewbonetissueinthegroupoftheporoustaIltalumpanicles，andla娼eamoumofosteoida11dcanilage—depressedstructures
5、existinthenewbonetissueinthegmupofBio-ossbonemeals．ConcIusion1．Whenthejawbonedef、ectis7．00mmdeep，thebodywithadi鋤eterofgreaterthanorequalto4．00mmcaIulothealbyitself．Thiscanbeusedtoevaluatetheefl、ectofbonegraRmaterialsatpromotingbonefo冊(cè)ation．2．Speakingofthenewbonefonnationa11dsh印ingafterthejawbone
6、defectrepair，poroustantal啪paniclesaremarkedhi曲ermanBio—ossbonemeals，thenewboneamongtheh01esofporoustantalumpaniclesismuchmOrematureaIldtherearela瑪e鋤ountofosteoidandc01lagenousfiberinthenewboneofBio—ossbonemeals．Thisprovesthatthejawbonedefectrepairea’ectofporoustantalumpaniclesisbetterthaIlthatof
7、thecommonly—usedclinicrepairmaterials．3．TheresearchproVidesmoretheoreticalbasisforthejawbonedefectrepairefrectof4萬(wàn)方數(shù)據(jù)第三軍醫(yī)大學(xué)碩士學(xué)位論文poroustantalumpaniclesandtheoreticalf-oⅥldationforporoustaIltaluIIlpaJticlesintotheclinicresear
