MicrodialysisSpinal CordInfusions, Intra-ArterialRats, Sprague-DawleySpinal Cord InjuriesForearmInfusions, IntravenousDose-Response Relationship, DrugRegional Blood FlowNorepinephrineDopamineInfusions, ParenteralInfusion PumpsInjections, SpinalSpinal NervesAnesthesia, SpinalSpinal Cord DiseasesSpinal Nerve RootsSpinal Cord NeoplasmsSpinal CanalSpinal DiseasesSpinal Cord CompressionSpinal NeoplasmsSpinal StenosisSpinal FusionAnesthetics, LocalSpinal InjuriesMuscular Atrophy, SpinalSpinal Cord IschemiaGanglia, SpinalTime FactorsMotor NeuronsInfusion Pumps, ImplantableParaplegiaSpineThoracic VertebraeTuberculosis, SpinalAnesthesia, LocalLaminectomySpinal CurvaturesPosterior Horn CellsHematoma, Epidural, SpinalCervical VertebraeLumbosacral RegionInfusions, SubcutaneousLumbar VertebraeSpinal Muscular Atrophies of ChildhoodTreatment OutcomeDisease Models, AnimalBlood PressurePainDogsPain MeasurementSpinal FracturesInfusions, IntralesionalSpinal Cord RegenerationHyperalgesiaDrug Administration ScheduleInjections, IntravenousQuadriplegiaBupivacaineLocomotionNeuronsTrigeminal Nucleus, SpinalElectric StimulationAxonsReflexManipulation, SpinalHemodynamicsRecovery of FunctionEpidural SpaceMagnetic Resonance ImagingRats, WistarLidocaineCatsAnterior Horn CellsNeuralgiaMyelographySpinal PunctureHeart RateCordotomyMorphineNerve RegenerationAfferent PathwaysNociceptorsLocal GovernmentHindlimbNeoplasm Recurrence, LocalAnalysis of VarianceInsulin Infusion SystemsInsulinInfusions, IntraventricularAnalgesics, OpioidNeurons, AfferentElectromyographyGlucoseMuscle, SkeletalScoliosisPhysical StimulationBlood Glucose