Spinal Cord IschemiaSpinal CordParaplegiaSpinal Cord InjuriesIschemiaAortic Aneurysm, ThoracicParaparesisCerebrospinal Fluid PressureConstrictionReperfusion InjuryAorta, ThoracicReperfusionBlood Vessel Prosthesis ImplantationAortographyRabbitsInjections, SpinalSubclavian ArteryInfarctionSpinal Cord DiseasesBrain IschemiaEvoked Potentials, SomatosensoryParaparesis, SpasticMonitoring, IntraoperativeMyocardial IschemiaThoracic ArteriesTime FactorsAortic Aneurysm, AbdominalSpinal Cord CompressionMotor NeuronsSpinal Cord NeoplasmsDrainageEvoked Potentials, MotorDisease Models, AnimalNeuroprotective AgentsIschemic PreconditioningAorta, AbdominalRats, Sprague-DawleyAortic DiseasesNeuronsNeurologic ExaminationEndovascular ProceduresHindlimbHypothermia, InducedBlood Vessel ProsthesisCerebrospinal FluidPostoperative ComplicationsVascular Surgical ProceduresAortic AneurysmRegional Blood FlowTreatment OutcomeRandom AllocationThoracotomySpinal Nerve RootsSpinal NervesAngioplastyAneurysm, DissectingTomography, X-Ray ComputedIntraoperative ComplicationsEmbolismIn Situ Nick-End LabelingImmunohistochemistryIliac ArteryStentsSpinal Cord RegenerationMalondialdehydeAortic RuptureBrainAnastomosis, SurgicalAxonsSpinal CanalCervical VertebraeSpinal NeoplasmsAnesthesia, SpinalQuadriplegiaProsthesis DesignRetrospective StudiesThoracic VertebraeRecovery of FunctionApoptosisRats, WistarSpinal DiseasesUmbilical CordGanglia, SpinalPosterior Horn CellsLaminectomyLumbosacral RegionNerve Tissue ProteinsNeuronal PlasticityLocomotion