金属烤瓷修复体的临床效果评价与扫描电镜观察

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1、金属烤瓷修复体的临床效果评价及扫描电镜观察2006级硕士研究生学位论文Evaluationoftheclinicaleffectsandscanningelectronmicroscopicobservationofdifferenttypesofporcelain·-fusedmetalprosthesisABSTRACTobjective：Toevaluatetheclinicaleffectivenessoftheporcelainprosthesisfusedwithdifferentmetal(PFM)wit

2、htelephoneretumvisit，clinicalindicatorsandscanningelectronmicroscopy(SEM)andtocomparethesurfacialappearanceandoxidativecorrosionofnickel-chromium，titaniumalloyinnercrowninordertodiscusswhichwasbettertotheperiodonialhealthandtoprovidclinicalreferenceevidenceforth

3、eProsthodontics．Preliminarystudyontherelationshipbetweenthediscoloredgingivalafterthenon—noblemetalceramicrepairandthecorrosionproperty．Method：(1)Accordingtoasamedoctor’Streatmentrecord，336casesofPFMpatientswerevisitedbytelephone，whoserepairedtimewas1-14years．Fo

4、llowedupobservationwastakentoacknowledgedpatients’Ssatisfactiondegreewiththeceramicprosthesis，theusingcondition，discoloredandhealthyconditionofgingivalandtheexistingproblems．(2)Groupedthosewhowillingtothereturnvisitbasedontherepairtime，comparedthegingivalhealth，

5、gingivalcolorandmarginalfitconditionof104casesofNi—Cralloyceramiocrownafter1-14year’Srestoration，amongwhich48casesweremaleand56caseswerefemale，aged22-72yearsold．(Allcaseshadthetreatmentrecordofasamedoctorandthehospital’Sdentureprocessingrecords)．SPSS13．0wasusedf

6、orstatisticalanalysis．(3)Inordertoacknowledgethesurfaceappearance4金属烤瓷修复体的临床效果评价及扫描电镜观察2006级硕士研究生学位论文changeofthePMFafterusedintheoralcavity,observedandcompared24casesofremovalchromium—nickeland6casesoftitaniumalloyinnercrownbySEM，andthencomparedthemwiththenewone

7、．ExploredtherelationshipbetweenPFMsurfaceappearancechangeandrepairmaterials，repairtime，andmarginaldiscrepancy．Results：(1)Resultsoftelephonereturnvisit：Thesatisfactiondegreeofrepaireffectwasasfollow：79．8％excellent，9．8％good，7．7％ingeneral，2．7％poor．18．8percentofthep

8、atientsreflectedproblemsafterrepairing．(2)ClinicalReview：Investigated104casesofgingivalconditionsafter1-14yearsofNi—Cralloy—porcelainrepair,therewerecases(34％)ofgingi