Spinal CordSpinal Cord InjuriesPostoperative ComplicationsInjections, SpinalSpinal NervesSpinal Cord DiseasesAnesthesia, SpinalSpinal Nerve RootsSpinal CanalSpinal Cord NeoplasmsSpinal DiseasesSpinal Cord CompressionSpinal NeoplasmsSpinal FusionTreatment OutcomeSpinal StenosisIntraoperative ComplicationsRetrospective StudiesSpinal InjuriesMuscular Atrophy, SpinalSpinal Cord IschemiaTime FactorsGanglia, SpinalParaplegiaThoracic VertebraeSpineFollow-Up StudiesTuberculosis, SpinalLaminectomyDiabetes ComplicationsCervical VertebraeMotor NeuronsLumbar VertebraeProspective StudiesSpinal CurvaturesPregnancy ComplicationsHematoma, Epidural, SpinalLumbosacral RegionRisk FactorsSpinal FracturesPosterior Horn CellsReoperationPainTomography, X-Ray ComputedRecovery of FunctionSpinal Muscular Atrophies of ChildhoodRats, Sprague-DawleyQuadriplegiaLength of StaySpinal Cord RegenerationDecompression, SurgicalPain MeasurementSurgical Wound InfectionMagnetic Resonance ImagingScoliosisMyelographyHyperalgesiaObstetric Labor ComplicationsManipulation, SpinalSpinal PunctureTrigeminal Nucleus, SpinalLaparoscopyHemorrhageEquipment FailureEpidural SpaceDrainageLocomotionDisease Models, AnimalIncidenceNeuralgiaDevice RemovalOrthopedic ProceduresPregnancyParalysisAnterior Horn CellsCordotomyForeign-Body MigrationAxonsMyelitisCatheterizationRisk AssessmentPostoperative HemorrhageSurgical Procedures, Minimally InvasiveNeurosurgical ProceduresSurgical Wound DehiscenceIatrogenic DiseaseHematomaCatheters, IndwellingSpinal Cord StimulationNerve RegenerationPostoperative CareDura MaterFatal OutcomeSacrumAcute DiseaseAnastomosis, SurgicalNociceptorsEndoscopyKyphosisSpinal Dysraphism