Knee JointKneeOsteoarthritis, KneeArthroplasty, Replacement, KneeKnee ProsthesisKnee InjuriesRange of Motion, ArticularKnee DislocationBiomechanical PhenomenaAnterior Cruciate LigamentPatellaTibiaMedial Collateral Ligament, KneeMenisci, TibialWeight-BearingArthralgiaCartilage, ArticularJoint InstabilityArthroscopyBone MalalignmentOsteoarthritisLigaments, ArticularPosterior Cruciate LigamentGaitQuadriceps MusclePain MeasurementPainTreatment OutcomeMuscle StrengthJoint DiseasesMovementRecovery of FunctionProsthesis DesignTorqueMolecular Sequence DataArthrometry, ArticularMagnetic Resonance ImagingJoint Deformities, AcquiredProsthesis FailureContractureWalkingReoperationBase SequenceMuscle, SkeletalFollow-Up StudiesTime FactorsSeverity of Illness IndexAnkle JointElectromyographyPatellofemoral JointSynovitisOsteophyteHipAmino Acid SequencePatellar LigamentSynovial FluidIsometric ContractionHemarthrosisProspective StudiesRotationTendonsArthroplasty, Replacement, HipReproducibility of ResultsProsthesis-Related InfectionsMuscle Strength DynamometerPostureLegArthrographyThighPostoperative ComplicationsProprioceptionAnterior Cruciate Ligament ReconstructionAthletic InjuriesRetrospective StudiesSynovial MembraneCell Surface ExtensionsReconstructive Surgical ProceduresCadaverPopliteal CystExercise TherapyBracesRuptureOrthopedic ProceduresSurgery, Computer-AssistedOrthotic DevicesFemoral NerveShoesStress, MechanicalCollateral LigamentsMuscle ContractionDisease ProgressionMotion Therapy, Continuous PassiveOsteochondritis DissecansTourniquetsDisability EvaluationPain, PostoperativeMuscle WeaknessSoccerModels, BiologicalArthroplasty