Hip JointHipOsteoarthritis, HipJointsArthroplasty, Replacement, HipHip ProsthesisHip Dislocation, CongenitalHip Dysplasia, CanineHip FracturesKnee JointHip InjuriesFemur HeadJoint DiseasesHip DislocationAcetabulumAnkle JointJoint CapsuleRange of Motion, ArticularDromaiidaeBiomechanical PhenomenaFinger JointFemur Head NecrosisGaitCartilage, ArticularJoint InstabilityOsteoarthritisFemurTarsal JointsArthritis, InfectiousArthrographyWrist JointWeight-BearingOsteotomyArthralgiaBone Diseases, DevelopmentalProsthesis FailureProsthesis-Related InfectionsLubricationPelvisSacroiliac JointDisarticulationProsthesis DesignSynovial CystTorqueSynovial FluidOsteonecrosisBone CementsLegg-Calve-Perthes DiseaseLigaments, ArticularAnatomy, ComparativePostureFemoracetabular ImpingementObturator NerveWalkingStress, MechanicalOsteoarthritis, KneeTemporomandibular Joint DisordersFoot JointsReoperationMetatarsophalangeal JointJoint ProsthesisMovementTreatment OutcomeArthritis, RheumatoidPainFinite Element AnalysisPelvic BonesFemur NeckLocomotionShoulder JointBursa, SynovialFollow-Up StudiesCadaverChromium AlloysPostural BalanceOssification, HeterotopicChondromatosis, SynovialRecovery of FunctionArthroscopyButtocksTemporomandibular Joint DiscAcromioclavicular JointArtificial LimbsModels, AnatomicRotationSpineMuscle, SkeletalInjections, Intra-ArticularRetrospective StudiesProspective StudiesReproducibility of ResultsPostoperative ComplicationsPalpationElectromyographyPressureSternoclavicular JointSeverity of Illness IndexSynovitisSuspensionsMagnetic Resonance Imaging