Spinal NervesSpinal CordSpinal Cord InjuriesSpinal Nerve RootsInjections, SpinalNeuralgiaSpinal Cord DiseasesSpinal Cord NeoplasmsSpinal Cord CompressionSciatic NervePeripheral Nerve InjuriesHyperalgesiaLigationLumbosacral RegionGanglia, SpinalPeripheral NervesSpinal Cord IschemiaRats, Sprague-DawleyNerve FibersMotor NeuronsPeripheral Nervous System DiseasesPosterior Horn CellsPainNerve RegenerationAnesthesia, SpinalSpinal CanalParaplegiaSpinal NeoplasmsSpinal DiseasesAxonsCervical VertebraeThoracic VertebraePain MeasurementPain ThresholdNeurons, AfferentLumbar VertebraeSpinal StenosisRadiculopathyPhysical StimulationSpinal Cord RegenerationSpinal FusionDisease Models, AnimalOptic NerveNerve Compression SyndromesAnalgesicsSpinal InjuriesHyperesthesiaQuadriplegiaLaminectomyAxotomyElectric StimulationRhizotomyMononeuropathiesSpineMuscular Atrophy, SpinalPeripheral Nervous System NeoplasmsNeuritisNociceptorsCyclohexanecarboxylic AcidsMyelographyNerve Fibers, MyelinatedBehavior, AnimalTibial NerveRecovery of FunctionHindlimbAfferent PathwaysIntercostal NervesLocomotionSciaticaNeuronsLumbosacral PlexusNerve BlockNerve CrushCauda EquinaAnterior Horn CellsNeural ConductionSpinal Cord StimulationSural NerveNerve EndingsCordotomyUmbilical CordSensory Receptor CellsSciatic NeuropathyNerve Fibers, UnmyelinatedMyelitisImmunohistochemistryMedian NervePeripheral Nervous System AgentsTime FactorsPhrenic NerveMagnetic Resonance ImagingHematoma, Epidural, SpinalNerve Growth FactorsTuberculosis, SpinalFacial NerveParalysisReflexAction PotentialsUlnar NerveCats