Decompression, SurgicalDecompression SicknessPolyradiculopathyDecompressionSpinal StenosisLumbar VertebraeLaminectomySpinal CordSpinal Cord InjuriesSpinal Cord CompressionDivingSpinal FusionSpinal Cord DiseasesSpinal CanalSpinal DiseasesCervical VertebraeTrigeminal NeuralgiaMicrovascular Decompression SurgeryNerve Compression SyndromesSpinal NeoplasmsInjections, SpinalSpinal Nerve RootsArnold-Chiari MalformationThoracic VertebraeSyringomyeliaSpinal NervesSpinal Cord NeoplasmsDiskectomy, PercutaneousAnesthesia, SpinalTuberculosis, SpinalEmbolism, AirHematoma, Epidural, SpinalIntervertebral Disc DisplacementSpondylosisNoble GasesParaplegiaTreatment OutcomeSpinal InjuriesSpinal OsteophytosisDiskectomyForamen MagnumRadiculopathySacrumOssification of Posterior Longitudinal LigamentHyperbaric OxygenationMyelographyNeurosurgical ProceduresExophthalmosParaparesisMicrosurgerySpinal FracturesGraves OphthalmopathyLigamentum FlavumMagnetic Resonance ImagingLumbosacral RegionIntubation, GastrointestinalOrbitHemifacial SpasmSpondylolisthesisSpineMuscular Atrophy, SpinalDura MaterFemur Head NecrosisPostoperative ComplicationsInternal FixatorsRecovery of FunctionEpidural AbscessSpinal Cord IschemiaAtmospheric PressureGanglia, SpinalPlatybasiaCompartment SyndromesKyphosisRetrospective StudiesLongitudinal LigamentsPain MeasurementCranial Fossa, PosteriorEpidural SpaceCauda EquinaHeliumThoracic Outlet SyndromeMotor NeuronsParamethasoneSurgical Procedures, Minimally InvasiveEndoscopyGlossopharyngeal Nerve DiseasesAir PressureSubmarine MedicineFollow-Up StudiesCarpal Tunnel SyndromeCraniotomyCubital Tunnel SyndromeTomography, X-Ray ComputedPainQuadriplegiaOrthopedic ProceduresDecompressive CraniectomyBone ScrewsDecompression, ExplosiveAtlanto-Axial Joint