Femoral NerveFemoral NeuropathyNerve BlockArteriesSciatic NerveQuadriceps MusclePulmonary ArteryPudendal NerveAnesthetics, LocalObturator NerveNerve RegenerationPeripheral NervesKneeNerve TransferCarotid ArteriesArthroplasty, Replacement, KneeNerve FibersCerebral ArteriesOptic NerveFemoral ArteryPain, PostoperativeRenal ArteryNerve Compression SyndromesUreterostomyMesenteric ArteriesHip ContractureBupivacainePsoas MusclesBasilar ArteryParalysisElectric StimulationAnalgesia, Patient-ControlledCystostomyPatellofemoral JointOxycodoneElectrodes, ImplantedAmidesIliac ArteryVertebral ArteryCoronary Artery BypassThighRadial ArteryMammary ArteriesNerve EndingsSural NerveUltrasonography, InterventionalCadaverFemoral FracturesCarotid Artery, InternalMedian NerveKnee JointSubclavian ArteryFacial NerveTibial NerveCatheterizationPeripheral Nerve InjuriesNerve CrushPirinitramideUlnar NervePain MeasurementCarotid Artery DiseasesMotor NeuronsElectromyographySplenic ArteryH-ReflexBrachial ArteryCompartment SyndromesPatellaHipMuscle ContractionInfusion PumpsMuscle, SkeletalIatrogenic DiseaseCarotid Artery, CommonTreatment OutcomeSpinal NervesMuscle WeaknessHepatic ArteryCoronary Vessels