Spinal CordSpinal Cord InjuriesInfusions, IntravenousInfusions, ParenteralInfusion PumpsInjections, SpinalSpinal NervesAnesthesia, SpinalSpinal Cord DiseasesSpinal Nerve RootsSpinal Cord NeoplasmsSpinal CanalInfusions, Intra-ArterialSpinal DiseasesSpinal Cord CompressionSpinal NeoplasmsSpinal StenosisSpinal FusionSpinal InjuriesMuscular Atrophy, SpinalSpinal Cord IschemiaGanglia, SpinalRats, Sprague-DawleyInfusion Pumps, ImplantableMotor NeuronsParaplegiaSpineThoracic VertebraeTuberculosis, SpinalLaminectomySpinal CurvaturesTime FactorsHematoma, Epidural, SpinalPosterior Horn CellsDose-Response Relationship, DrugCervical VertebraeLumbosacral RegionInfusions, SubcutaneousLumbar VertebraeSpinal Muscular Atrophies of ChildhoodBlood PressureSpinal FracturesPainSpinal Cord RegenerationDisease Models, AnimalInfusions, IntralesionalHyperalgesiaDogsQuadriplegiaPain MeasurementDrug Administration ScheduleTreatment OutcomeInjections, IntravenousTrigeminal Nucleus, SpinalLocomotionManipulation, SpinalReflexRecovery of FunctionAnterior Horn CellsHemodynamicsEpidural SpaceMyelographyNeuralgiaAxonsSpinal PunctureElectric StimulationCordotomyAnesthetics, LocalHeart RateNeuronsCatsHindlimbNerve RegenerationMorphineRats, WistarMagnetic Resonance ImagingNociceptorsInsulin Infusion SystemsRegional Blood FlowInfusions, IntraventricularAfferent PathwaysAnalgesics, OpioidInsulinScoliosisBupivacaineMyelitisElectromyographyBlood GlucoseSpinal Cord StimulationParalysisGlucosePhysical StimulationNeurons, AfferentHome Infusion TherapySheepAnalgesicsAnalysis of VarianceDecompression, SurgicalPropofolSpinal Dysraphism