Spinal CordSpinal Cord InjuriesIntraoperative CareIntraoperative PeriodMonitoring, IntraoperativeSpinal Cord DiseasesSpinal Cord CompressionSpinal Cord NeoplasmsIntraoperative ComplicationsSpinal Cord IschemiaInjections, SpinalParaplegiaSpinal Nerve RootsSpinal NervesMotor NeuronsSpinal Cord RegenerationAnesthesia, SpinalCervical VertebraeSpinal CanalSpinal NeoplasmsThoracic VertebraeSpinal DiseasesLaminectomyQuadriplegiaSpinal FusionUmbilical CordPosterior Horn CellsRecovery of FunctionRats, Sprague-DawleySpinal StenosisLumbosacral RegionTreatment OutcomeNerve RegenerationAxonsPostoperative ComplicationsGanglia, SpinalSpinal Cord StimulationLocomotionSpinal InjuriesTime FactorsAnterior Horn CellsFrozen SectionsMyelitisNeuronavigationParalysisCordotomyNeurosurgical ProceduresPainMagnetic Resonance ImagingMuscular Atrophy, SpinalElectric Stimulation TherapySpineRetrospective StudiesNeuronsDisease Models, AnimalBlood Loss, SurgicalHyperalgesiaEvoked Potentials, SomatosensoryLumbar VertebraeNeuralgiaSurgery, Computer-AssistedElectric StimulationMyelographyIntraoperative AwarenessUrinary Bladder, NeurogenicPain MeasurementEpidural SpaceAfferent PathwaysHematoma, Epidural, SpinalHindlimbNeurons, AfferentElectromyographyDecompression, SurgicalNociceptorsProspective StudiesPyramidal TractsReflexLampreysMotor ActivityAutonomic DysreflexiaInterneuronsImmunohistochemistryAnesthesia, GeneralTuberculosis, SpinalMyelin SheathCatsCentral Nervous SystemSpinal CurvaturesFetal BloodPhysical StimulationTomography, X-Ray ComputedNeurogliaCauda EquinaContusionsSpinal FracturesScoliosisPreoperative CareBrain StemOligodendrogliaSpermatic Cord