RotationRange of Motion, ArticularMotionMotion PerceptionBiomechanical PhenomenaLumbar VertebraeCadaverInternal FixatorsPliabilityIntervertebral DiscLongitudinal LigamentsSpineTotal Disc ReplacementWeight-BearingOrthopedic Fixation DevicesSpinal FusionZygapophyseal JointBone ScrewsCervical VertebraeMovementTorqueFinite Element AnalysisThoracic VertebraeScoliosisJoint InstabilityProstheses and ImplantsFetal MovementMotion SicknessModels, AnatomicFluoroscopyPolyethyleneSitus InversusProsthesis DesignProsthesis ImplantationStress, MechanicalDiskectomyBone PlatesKnee JointOptical RotationModels, BiologicalEquipment DesignImaging, Three-DimensionalPhotic StimulationMaterials TestingArthroplasty, Replacement, KneePsychophysicsHead MovementsOptical IllusionsEye MovementsReflex, Vestibulo-OcularDepth PerceptionOrientationShoulder JointVestibule, LabyrinthArtifactsAccelerationFigural AftereffectSensory ThresholdsPattern Recognition, VisualTorsion AbnormalityDiscrimination (Psychology)Pursuit, SmoothSemicircular CanalsTorsion, MechanicalComputer SimulationPostureOtolithic MembraneContrast SensitivityOptic FlowModels, MolecularForm PerceptionMotion Pictures as TopicIllusionsShoulderVisual PathwaysVision, BinocularTime FactorsNystagmus, PhysiologicSpace PerceptionReproducibility of ResultsFixation, OcularAlgorithmsFlagellaVision DisparityVisual PerceptionArthrometry, ArticularCuesImage Processing, Computer-AssistedScapulaHeadMolecular Motor ProteinsAfterimageVisual CortexProtein ConformationPsychomotor PerformanceLightingBaseballMotion Therapy, Continuous PassiveMagnetic Resonance ImagingSupination