Static and Dynamic Mechanics Analysis on Artificial Hip Joints with Different Interface Designs by the Finite Element Method-中国期刊网

摘要 Fourdifferentstructuralmodelsofartificialjointsweredevelopedandthefiniteelementmethod(FEM)wasemployedtoinvestigatetheirmechanicalcharacteristicsunderstaticanddynamicconditions.ThematerialsusedintheFEMcalculationwereultra-highmolecularweightpolyethylene(UHMWPE),316Lstainlesssteel,CoCrMoalloyandTi6Al4Valloy.Thestressdistribution,strain,andelasticdeformationunderstaticanddynamicconditionswereobtained.Analysisandcomparisonofthecalculationresultsofdifferentmodelswereconducted.Itisshownthatwiththesameparametersthemodelofametallicfemurheadcoveredwithanartificialcartilagelayerismoresimilartothestructureofthenaturalhumanjointanditsmechanicalcharacteristicsarethebestofthefourmodels.

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Static and Dynamic Mechanics Analysis on Artificial Hip Joints with Different Interface Designs by the Finite Element Method

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Static and Dynamic Mechanics Analysis on Artificial Hip Joints with Different Interface Designs by the Finite Element Method

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