TM Mod Cup presentation內(nèi)部培訓(xùn)資料

TrabecularMetal?ModularCup

TheBestThingNexttoBone?ProvenTrilogy?AcetabularSystem

lockingmechanismTrabecularMetal

surfaceAdvancedTechnologyModularitywithIntra-operativeFlexibilityTheTrabecularMetalModularCupInitialStabilityHighsurfacefrictionTexturedstrutsEllipticalshapeLongTermFixationFullyinterconnectedporesModularConstructProvidesintra-operativeflexibilityAllowseaseoflinerrevisionProvenDesignTrilogyCupLockingMechanisminusesince1993AdvancedTechnologyConstruct

KeyFeatures

0.880.630.620.530.4300.10.20.30.40.50.60.70.80.91“Microspike”surfacetextureformedbyendsofstrutsTrabecularMetal

MaterialFiberMetalSmallBeadsLargeBeadsSolidTiInitialStability-Friction

Coefficientoffrictionofmaterialsagainstbone1

FitzpatrickD,AhnP,BrownT,etal.Frictioncoefficientsofporoustantalumandcancellous&corticalbone.21stAnnualAmericanSocietyofBiomechanics,Clemson,SC,1997.CoefficientofFrictionInitialStability-EllipticalGeometry

Initialfixation/stabilityisprovidedthroughellipticalshape

56mmatPeriphery54mmSphericalReamingDiameterLongTermFixation

BoneIngrowthPotentialFullyconnectedporesExcellentopportunityforboneingrowthboneTrabecularMetalmaterialTrabecularMetalImplants1BobynJD,StackpoolG,TohK-K,etal.Boneingrowthcharacteristicsandinterface

mechanicsofanewporoustantalumbiomaterial.JBoneJointSurgery.1999;81-B;907-914.2BobynJD,HackingSA,ChanSP,etal.Characterizationofanewporoustantalumbiomaterial

forreconstructiveorthopaedics.ScientificExhibit,ProcofAAOS,Anaheim,CA,1999.InitialStabilityandLongTermFixation

BoneIngrowthPotential

McGillUniversityIn-vivoStudy:ACanineTrans-CorticalStudy1,2Studyintervalsof2,4,8,16,52weeksMechanicalpush-outtestsUndecalcifiedthinsectionhistologyQuantitativeSEMofboneingrowth8Weeks4WeeksInitialStabilityandLongTermFixation

BoneIngrowthPotential

At4Weeks-bonefillingintoTrabecularMetalimplantsimilar

tonaturalhealingphenomenon1,2At8Weeks–70%ofTrabecularMetalimplantsandvoidspaceweresimilarlyfilledwithbone1,2TrabecularMetalimplantVoid1BobynJD,StackpoolG,TohK-K,etal.Boneingrowthcharacteristicsandinterfacemechanicsofanewporous

tantalumbiomaterial.JBoneJointSurgery.1999;81-B;907-914.2BobynJD,HackingSA,ChanSP,etal.Characterizationofanewporoustantalumbiomaterialforreconstructiveorthopaedics.ScientificExhibit,ProcofAAOS,Anaheim,CA,1999.ModularConstruct-ShellOfferingNon-Holed,38–70mmCluster-Holed,38–80mmMulti-Holed,38–80mmModularConstruct-LinerOfferingAll

TrilogyCupLiners,includingstandardpolyethyleneandLongevity?HighlyCrosslinkedPolyethyleneStandard10oElevated20oElevatedOblique*Eccentric*LargeIDConstrained**NotcurrentlyavailableinLongevityHighlyCrosslinkedPolyethyleneasofAugust2003.TrabecularMetalMaterialBondingwithC.P.TipowderBond/Pull-offstrengthsimilartoFiberMetalLockingmechanismguidemachinedandassembledTmshellTrabecularMetalShell

ModularConstructFabricationFinalForm-CrossSectionSolidTivanium?AlloySubstrateShellThicknessComparison

TrabecularMetalModularShellThickness

(Size54)attheRimTM 1.9mmBinder 0.5mmTi 4.2mmTotal 6.6mmTrilogyShellThickness(Size54)attheRimFM 1.0mmBinder0.0mmTi 4.7mmTotal 5.7mmThickerporousmaterialTrabecularMetalModularShellisthickerthanTrilogyShellatrimduetoellipticalshapeTrabecularMetalModularShellhasagreateramountofamoreflexiblematerial(TrabecularMetalMaterialandBinder)LargerrimthicknesshelpskeepsofttissueawayfromshellIDduringlinerinsertionTrabecularMetalImplants-AcetabularHistoryTrabecularMetalMonoblockCupfirstimplantationJuly1997TrabecularMetalRevisionShellfirstimplantationJuly1999TrabecularMetalCupImplantationsover20,000todateInstrumentationOverviewGeneralInstrumentsEquivalenttoexistingTrilogyInstrumentsShellProvisionalsOpenspokedesign1mmtinesapproximateellipticalshapeatfaceofcupLinerProvisionalsOptionallockingscrewRimImpactorsOptionalfaceimpactionGeneralInstrumentsShellandLinerProvisionals**Note:ScrewneededonlyiflockinglinerprovisionaldesiredRimImpactors*(optional)*Compatiblewithstraightpositioner,6260-183.PositionandAlignProvisionalShell4. TrialRangeofMotionwithProvisionalLiner*Forfurtherdetails,pleaserefertosurgicaltechnique97-7255-291.ReamSurgicalTechniqueOverview*2. SizeComponentSurgicalTechniqueOverview*Continued5.AssemblePositioner7.InsertScrewsasneeded8.PositionandInsertLiner*Forfurtherdetails,pleaserefertosurgicaltechnique97-7255-296.InsertImplantImplantRemoval

ExplantTM

AcetabularCupRemovalSystem

Controlledbonedissectionatbone/cupinterfaceBladescloselymatchcupODtopreservebonestockCenteringheadshelpstabilizeandguidebladesProductMatrixConventionalPorousMaterialandAlternativeBearingSurfaceSystemsNewPorousSurfaceandAlternativeBearingSystemsTrabecularMetalModularCupwithLongevityPolyConventionalSystemsTrilogyCupwithLongevityPolyTrilogyCupM2A(Biomet)Pinnacle(DePuy)Trident(Stryker)Lineage(Wright)PSL(Stryker)Duraloc(DePuy)Ringloc(Biomet)Reflection(smith+nephew)Radiographs-FollowupSimilartoothercupradiographsMayappearabitmoredenseduetonatureofTantalumCourtesyofWilliamBargar,MDApproximately6weekfollow-upwithTrabecularMetalModularCupandVerSys?FiberMetalMidcoatHipProsthesisRadiographs-FollowupSimilartoothercupradiographsMayappearabitmoredenseduetonatureofTantalumCourtesyofWilliamBargar,MDApproximately6weekfollow-upwithTrabecularMetalModularCupandVerSys?Advocate?H