Anterior Spinal Artery SyndromeSpinal Cord IschemiaSpinal CordParaplegiaSpinal Cord InjuriesIschemiaInfarctionAortic Aneurysm, ThoracicParaparesisSpinal Cord DiseasesCerebrospinal Fluid PressureSpinal FusionConstrictionReperfusion InjuryAorta, ThoracicSpinal DiseasesReperfusionBlood Vessel Prosthesis ImplantationThoracic VertebraeAortographyRabbitsInjections, SpinalSubclavian ArteryParaparesis, SpasticMonitoring, IntraoperativeEvoked Potentials, SomatosensoryMyocardial IschemiaBrain IschemiaThoracic ArteriesScoliosisPostoperative ComplicationsVertebral ArterySpineThoracoscopesAortic Aneurysm, AbdominalSpinal Cord CompressionTime FactorsSpinal Cord NeoplasmsTuberculosis, SpinalLaminectomyDrainageMotor NeuronsHypesthesiaEvoked Potentials, MotorKyphosisIschemic PreconditioningAorta, AbdominalDisease Models, AnimalAortic DiseasesNeuroprotective AgentsCervical VertebraeEndovascular ProceduresNeurologic ExaminationEndoscopesAngiographyChylous AscitesHindlimbTreatment OutcomeHypothermia, InducedBlood Vessel ProsthesisTomography, X-Ray ComputedCerebrospinal FluidRats, Sprague-DawleyVascular Surgical ProceduresDecompression, SurgicalAortic AneurysmDiskectomyThoracoscopyRegional Blood FlowInternal FixatorsLumbar VertebraeThoracotomyRandom AllocationSpinal Nerve RootsMagnetic Resonance ImagingAngioplastyAneurysm, DissectingSpinal NervesIntraoperative ComplicationsEmbolismNeuronsIliac ArteryArteriesStentsSpinal Cord RegenerationMalondialdehydeIn Situ Nick-End LabelingAortic RuptureAnastomosis, SurgicalSpinal CanalBone Transplantation