半月板缝合系统.ppt

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1、Mitek半月板修复系统AnatomyProductoverviewInstructionsforuseHands-onworkshopAgendaMeniscalfunctionLoadtransmission负荷转移Jointstability稳定关节Shockabsorption振荡吸收Jointlubrication润滑关节Jointnutrition营养关节AnatomyCrescent-shapedfibrocartilage新月形纤维软骨组织Collagenfibersarranged胶原纤维分布longitud

2、inallyandradially纵形放射状分布Triangularincrosssection横切面呈三角型MeniscalAnatomyLateral-circularshapedMedial-C-shapedConnectedanteriorlybytransversemeniscalligament在前部由半月板横韧带连接Directbonyattachmentsatanteriorandposteriorhorns前后角骨性连接Lateralandmedialcoronaryligaments内外侧有冠状韧带Late

3、ralMedialMeniscalAnatomyAnatomyThreeZonesRed-RedZoneRed-WhiteZoneWhite-WhiteZoneMeniscalBloodSupplyLocationinrelationshiptocircumferenceAnterior1/3Middle1/3Posterior1/3ClassificationofTearsTRAUMATIC创伤性-Youngerpatients-Usuallysportsrelated-Moreperipheralthusrepairabl

4、e外围可以修补-MaybeassociatedwithACLDEGENERATIVE变性性-Olderpatients-Complextears-Usuallynotrepairable-AgegrouptypicallynotsuitedforrepairMeniscalTearsTreatmentPartialMenisectomyComplexdegenerativetears复杂变性撕裂。Centralorradialtears放射状撕裂Deformedorirreparablebucket-handletears严重

5、桶状裂Tearsoftheinneredgeofmeniscus半月板内缘撕裂PreservestablemeniscustopreservejointfunctionTreatment-RepairFactorstoconsider因素Patientage年龄Chronicityofinjury是否慢性损伤Type,locationandlengthoftear类型、位置、长度Associatedligamentousinjuries联合损伤Idealcandidate理想条件Youngperson年轻Acutelongit

6、udinalperipheraltear急性纵相外周损伤1-2cminlength1-2cm长TypesofTearsBuckethandle/verticallongitudinalFlap,parrotbeak/obliqueRadial/transverseTypesofTearsCleavage/horizontalDegenerative/complexWhatIsIt?Rapidloc™MeniscalRepairSystemBackstop(PLA)Tophat(PLA/PDS)Panacryl/Ethibond

7、SutureRapidloc™ImplantRapidLocPDSPDSTophatMaintains80%strengthat6weeks10%at12weeksRapidloc™MeniscalRepairSystem27°curvedneedle22832212°curvedneedle228321Straightneedle228320Rapidloc™MeniscalRepairSystemArthroscopicPusherRequired-Otherpushersdonotwork.NewPusher-Cutte

8、rArthroscopicPusher-CutterforRapidLocWorksasaKnot-PusherCutssutureaftertophatiscompressedtotissueRapidloc™MeniscalRepairSystemDeliverySyst