关节镜下治疗腕三角软骨损伤

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1、Zhi-jieXi,MD2012-09-22TriangularFibrocartilageComplex(TFCC)Tear2021/10/5Lesionsofthetriangularfibrocartilagecomplex(TFCC)areacommonsourceofulnarsidedwristpain.1,2Radialsidetearorperforationstendtobetraumaticandoccursmoreinyoungagegroup,ontheotherhand,centralandulnarsidelesionsaremore

2、oftendegenerativeandcommonlyseeninolderpatients21.PSMcAlinden,JTeh,.Imagingofthewrist.Imaging2003;15:180-1922.PhilipE.Blazar,PeterS.H.Chan,J.BruceKneeland,DonaldLeatherwood,DavidJ.Bozentka,RomanKowalchick,.TheEffectofObserverExperienceonMagneticResonanceImagingInterpretationandLocali

3、zationofTriangularFibrocartilage.HandSurg2001;26A:742–748AnatomyTFCCTFCCTriangularfibrocartilage(articulardisc)MeniscushomologueUCL(ulnarcapsule)VolarandDorsalDRULigamentsECUsubsheathPrestyloidrecess2021/10/5A3DdepictionoftheTFCCArthroscopyComplexfibrousstructureonvolaraspectofwristO

4、rigin-dorsaldistalcornerofsigmoidnotchInsertion-triquetrumandbaseoffifthmetatarsalPartiallyorcompletelyseparatespisotriquetraljointfromradiocarpaljointMENISCUSHOMOLOGUEULNOLUNATEANDULNOTRIQUETRALLIGAMENTSFromvolaraspectofradioulnarligamenttolunateandTriquetrumFirmlyattachedtotriquetr

5、umLessstrongattachmenttolunateULNOLUNATEANDULNOTRIQUETRALLIGAMENTSFromvolaraspectofradioulnarligamenttolunateandtriquetrumType1-TraumaticAHorizontaltearadjacenttotheradiusBPeripheraldetachmentfromtheulnaCTearoftheUlnocarpalligamentsDAvulsionfromsigmoidnotchPALMERCLASSIFICATIONTypeII-

6、DegenerativeAPartialthicknessthinningofthearticulardiscBA+Chondromalaciaoflunateand/orulnarheadCB+fullthicknesstearofthearticulardiscDC+PartialtearofthelunatotriquetralligamentED+FulltearofthelunatotriquetralligamentandarthrosisPALMERCLASSIFICATIONTFCCTRAUMATICTEAR2021/10/5Anatomy202

7、1/10/5TheulnarportionoftheTFCCisvascularisedbyulnarandposteriorinterosseousarterybrachesThecentralandradialaspectsofthecomplexareavascularVascularsupplyTransmitloadStablisetheDRUJbiomechanicalfunctionsbiomechanicalfunctions2021/10/51)stabilityofthedistalradioulnarjoint(DRUJ),2)axiall

8、oadtransmiss