Spinal CordSpinal StenosisLumbar VertebraeSpinal Cord InjuriesLumbosacral RegionSpinal CanalLaminectomySpinal NervesDecompression, SurgicalSpinal FusionSpinal Nerve RootsInjections, SpinalSpinal DiseasesRadiculopathyAnesthesia, SpinalSpinal Cord DiseasesLigamentum FlavumSpinal Cord CompressionSpinal NeoplasmsSpinal Cord NeoplasmsMotor NeuronsPolyradiculopathyCauda EquinaPain MeasurementMyelographySpondylolisthesisSpinal Cord IschemiaSpineLow Back PainSpondylosisIntervertebral Disc DisplacementPosterior Horn CellsThoracic VertebraeGanglia, SpinalRats, Sprague-DawleySciaticaNeurosurgical ProceduresPainInjections, EpiduralHyperalgesiaNeuralgiaLocomotionEpidural SpaceDisability EvaluationMagnetic Resonance ImagingSpinal InjuriesParaplegiaProstheses and ImplantsPhysical StimulationMuscular Atrophy, SpinalIntermittent ClaudicationOrthopedic ProceduresOrthopedic Fixation DevicesCordotomySciatic NerveSpinothalamic TractsBack PainDura MaterTreatment OutcomeIntervertebral DiscIntervertebral Disc DegenerationHindlimbSubarachnoid SpaceRecovery of FunctionCervical VertebraeCatsZygapophyseal JointNerve Compression SyndromesSpinal FracturesNeurons, AfferentAxonsTuberculosis, SpinalElectric StimulationVestibular Nucleus, LateralNociceptorsPain ThresholdAngiolipomaDisease Models, AnimalInterneuronsElectromyographyTime FactorsNeuronsAnalgesicsSpinal CurvaturesInternal FixatorsPost-Dural Puncture HeadacheParalysisHematoma, Epidural, SpinalOsteoarthritis, SpineBiomechanical PhenomenaIliumPeripheral Nerve InjuriesPriapismNociceptionAmyotrophic Lateral SclerosisScoliosisReflex, MonosynapticAnimals, NewbornLipomatosisPirinitramide