Femoral NerveTourniquetsFemoral NeuropathyNerve BlockSciatic NerveArthroplasty, Replacement, KneeAnesthetics, LocalQuadriceps MuscleHemostasis, SurgicalNerve Compression SyndromesPudendal NervePain, PostoperativeObturator NerveParalysisNerve RegenerationPeripheral NervesNerve TransferKneeOptic NerveNerve FibersUreterostomyHip ContracturePsoas MusclesBupivacaineAnalgesia, Patient-ControlledAnesthesia, ConductionThighAmidesPain MeasurementCystostomyLegOxycodonePatellofemoral JointElectric StimulationUlnar NerveElectrodes, ImplantedMedian NerveBlood Loss, SurgicalNerve EndingsFemoral FracturesSural NerveElectromyographyAnesthesia, IntravenousFacial NerveNerve CrushPeripheral Nerve InjuriesPirinitramideIschemiaTibial NerveMuscle, SkeletalOperating Room TechniciansOrthopedic ProceduresKnee JointArmH-ReflexMotor NeuronsHipUltrasonography, InterventionalInfusion PumpsCompartment SyndromesArthroscopy