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1、新型自黏结树脂水门汀与传统聚竣酸锌水门汀临床黏结力的比较新型自黏结树脂水门汀与传统聚竣酸锌水门汀临床黏结力的比较[摘耍]目的观察新型自黏结树脂水门汀的黏结力,探讨其临床适用性。方法选择2010年5月〜2011年10月在本院就诊的58例进行根管治疗的患者,随机分为试验组30例和对照组28例,试验组釆用新型自黏结树脂水门汀黏结修复处理,对照组采用传统聚竣酸锌水门汀黏结修复处理,观察两组的患牙修复成功率并分别测试和记录1、3、6、12、24个月的黏结强度。结果试验组患牙修复成功率为97.1%(34/35),对照组患牙修复
2、成功率为94.1%(32/34),两组比较差异无统计学意义(x2二0.3795,卩二0.5379)。1个月后,两组黏结强度比较差异无统计学意义(P>0.05);3、6、12、24个月后,试验组的黏结强度明显高于对照组,差异有统计学意义(P〈0・05)o结论相对于传统聚竣酸锌水门汀,新型自黏结树脂水门汀虽未明显提高患牙修复功率,但其黏结强度大,可以更好地增强黏结效果,值得临床推广应用。[关键词]新型自黏结树脂水门汀;传统聚竣酸锌水门汀;黏结强度;修复[屮图分类号]R781.33[文献标识码]A[文章编号]1674-4
3、721(2014)09(a)-0018-03Comparisonofclinicalbondingpowerbetweennewseif-adhesiveresincementandtraditionalzincpolycarbonoxylatecementXUYunDepartmentofStomatology,HospitalofIntegratedChineseandWesternMedicineinNanchangCity,Nanchang330003,China[Abstract]ObjectiveToo
4、bservethebondingpowerofnewseif-adhesiveresincementanddiscussitsclinicalapplicability・MethodsFifty-eightpatientsvisitedourhospitaiforrootcanaltherapyfromMay2010toOctober2011wereselectedanddividedintoexperimentalgroup(n=30)andcontrolgroup(n二28)・Tntheexperimental
5、group,newself-adhesiveresincementforrepairwasapplied,whi1einthecontrolgroup,traditionalzincpolycarbonoxylatecementwasadopted・Thesuccessrateofrepairintheaffectedteethwasobservedandtheadhesivestrengthwasmeasuredandrecordedafter1,3,6,12,24-month.ResultsThesuccess
6、rateofrepairoftheaffectedteethintheexperimentalgroupwas97.1%(34/35),whileinthecontrolgroup,theratewas94.1%(32/34),withnostatisticaldifference(x2=0.3795,P=0.5379).Adhesivestrengthinbothgroupsafteronemonthwascompared,withnostatisticaldifference(P>0.05)・However,a
7、dhesivestrengthintheexperimentalgroupafter3,6,12,24monthswasmorepowerfulthanthatinthecontrolgrouprespectively,withstatisticaldifference(P<0.05)・ConclusionIncomparisonwithtraditionalzincpolycarbonoxylatecement,newself-adhesiveresincementdoesn7timprovethesuccess
8、rateofrepair,butincreasestheadhesivestrength,whichcanbetterstrengthentheadhesiveeffectandisworthyofpromotionandapplicationinclinic.[Keywords]Newself-adhesiveresincement;Traditional