Knee JointKneeOsteoarthritis, KneeArthroplasty, Replacement, KneeKnee ProsthesisKnee InjuriesRange of Motion, ArticularKnee DislocationTibiaPatellaAnterior Cruciate LigamentMenisci, TibialMedial Collateral Ligament, KneeArthralgiaBiomechanical PhenomenaCartilage, ArticularWeight-BearingJoint InstabilityArthroscopyOsteoarthritisBone MalalignmentPosterior Cruciate LigamentPain MeasurementPainLigaments, ArticularGaitQuadriceps MuscleTreatment OutcomeJoint DiseasesRecovery of FunctionProsthesis DesignMuscle StrengthProsthesis FailureJoint Deformities, AcquiredReoperationMagnetic Resonance ImagingArthrometry, ArticularWalkingOsteophyteFollow-Up StudiesSynovitisSeverity of Illness IndexTorquePatellofemoral JointContractureSynovial FluidPatellar LigamentHemarthrosisMovementAnkle JointArthroplasty, Replacement, HipProspective StudiesProsthesis-Related InfectionsTime FactorsMuscle, SkeletalArthrographyAnterior Cruciate Ligament ReconstructionHipPopliteal CystPostoperative ComplicationsRotationSynovial MembraneAthletic InjuriesShoesThighRuptureOrthopedic ProceduresPain, PostoperativeTendonsReconstructive Surgical ProceduresReproducibility of ResultsFemoral NerveSurgery, Computer-AssistedElectromyographyProprioceptionTourniquetsRetrospective StudiesExercise TherapyMuscle Strength DynamometerOsteochondritis DissecansBracesPostureLegOrthotic DevicesIsometric ContractionDisease ProgressionCadaverSoccerChondrocalcinosisDisability EvaluationMotion Therapy, Continuous PassiveCollateral LigamentsHyaluronic AcidStifleArthritis, InfectiousArthroplastyArthritis, RheumatoidMuscle WeaknessBone Marrow DiseasesArthrodesis