Spinal Cord CompressionCervical VertebraeSpinal CordDecompression, SurgicalSpinal Cord InjuriesSpinal NeoplasmsSpinal Cord NeoplasmsLaminectomyDecompressionThoracic VertebraeSpinal Cord DiseasesDecompression SicknessSpinal CanalMyelographyEpidural NeoplasmsQuadriplegiaSpinal DiseasesParaplegiaMagnetic Resonance ImagingHematopoiesis, ExtramedullaryEpidural SpaceScheuermann DiseaseHematoma, Epidural, SpinalParaparesisRecovery of FunctionPhrenic NerveHyperostosisSpondylosisEpidural AbscessSpinal FusionRheumatic NoduleMyelitisForelimbOsteochondromaNerve Compression SyndromesOdontoid ProcessBalloon EmbolectomySpinal StenosisParalysisArachnoid CystsAnterior Horn CellsSpinal InjuriesTuberculosis, SpinalTreatment OutcomeArachnoidNeurosurgical ProceduresBone NeoplasmsMotor NeuronsNeckExostoses, Multiple HereditarySpinal OsteophytosisDiphosphonatesLumbar VertebraeSpinal Nerve RootsTomography, X-Ray ComputedData CompressionContusionsHemangiomaSpinal FracturesFractures, SpontaneousSpineSyringomyeliaFatal OutcomeDura MaterRespiratory ParalysisRetrospective StudiesKlippel-Feil SyndromePyramidal TractsTime FactorsSpinal Cord StimulationRats, Sprague-DawleyLongitudinal LigamentsRed NucleusDisease Models, AnimalNeck InjuriesDiving