关节镜下治疗腕三角软骨损伤英文版课件

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1、Zhi-jieXi,MD2012-09-22TriangularFibrocartilageComplex(TFCC)Tear2021/7/8Lesionsofthetriangularfibrocartilagecomplex(TFCC)areacommonsourceofulnarsidedwristpain.1,2Radialsidetearorperforationstendtobetraumaticandoccursmoreinyoungagegroup,ontheotherhand,ce

2、ntralandulnarsidelesionsaremoreoftendegenerativeandcommonlyseeninolderpatients21.PSMcAlinden,JTeh,.Imagingofthewrist.Imaging2003;15:180-1922.PhilipE.Blazar,PeterS.H.Chan,J.BruceKneeland,DonaldLeatherwood,DavidJ.Bozentka,RomanKowalchick,.TheEffectofObse

3、rverExperienceonMagneticResonanceImagingInterpretationandLocalizationofTriangularFibrocartilage.HandSurg2001;26A:742–748AnatomyTFCCTFCCTriangularfibrocartilage(articulardisc)MeniscushomologueUCL(ulnarcapsule)VolarandDorsalDRULigamentsECUsubsheathPresty

4、loidrecess2021/7/8A3DdepictionoftheTFCCArthroscopyComplexfibrousstructureonvolaraspectofwristOrigin-dorsaldistalcornerofsigmoidnotchInsertion-triquetrumandbaseoffifthmetatarsalPartiallyorcompletelyseparatespisotriquetraljointfromradiocarpaljointMENISCU

5、SHOMOLOGUEULNOLUNATEANDULNOTRIQUETRALLIGAMENTSFromvolaraspectofradioulnarligamenttolunateandTriquetrumFirmlyattachedtotriquetrumLessstrongattachmenttolunateULNOLUNATEANDULNOTRIQUETRALLIGAMENTSFromvolaraspectofradioulnarligamenttolunateandtriquetrumType

6、1-TraumaticAHorizontaltearadjacenttotheradiusBPeripheraldetachmentfromtheulnaCTearoftheUlnocarpalligamentsDAvulsionfromsigmoidnotchPALMERCLASSIFICATIONTypeII-DegenerativeAPartialthicknessthinningofthearticulardiscBA+Chondromalaciaoflunateand/orulnarhea

7、dCB+fullthicknesstearofthearticulardiscDC+PartialtearofthelunatotriquetralligamentED+FulltearofthelunatotriquetralligamentandarthrosisPALMERCLASSIFICATIONTFCCTRAUMATICTEAR2021/7/8Anatomy2021/7/8TheulnarportionoftheTFCCisvascularisedbyulnarandposteriori

8、nterosseousarterybrachesThecentralandradialaspectsofthecomplexareavascularVascularsupplyTransmitloadStablisetheDRUJbiomechanicalfunctionsbiomechanicalfunctions2021/7/81)stabilityofthedistalradioulnarjoint(DRUJ),2)axialloadtransmissionfr