Spinal Cord IschemiaSpinal CordIschemiaParaplegiaSpinal Cord InjuriesAortic Aneurysm, ThoracicMyocardial IschemiaBrain IschemiaReperfusion InjuryParaparesisCerebrospinal Fluid PressureConstrictionReperfusionAorta, ThoracicBlood Vessel Prosthesis ImplantationRabbitsAortographySubclavian ArteryInjections, SpinalInfarctionSpinal Cord DiseasesTime FactorsEvoked Potentials, SomatosensoryMonitoring, IntraoperativeParaparesis, SpasticThoracic ArteriesIschemic PreconditioningAortic Aneurysm, AbdominalDisease Models, AnimalSpinal Cord CompressionSpinal Cord NeoplasmsNeuroprotective AgentsDrainageMotor NeuronsEvoked Potentials, MotorHindlimbAorta, AbdominalRats, Sprague-DawleyAortic DiseasesHypothermia, InducedNeurologic ExaminationEndovascular ProceduresBlood Vessel ProsthesisPostoperative ComplicationsCerebrospinal FluidVascular Surgical ProceduresRegional Blood FlowAortic AneurysmRandom AllocationMyocardial Reperfusion InjuryNeuronsThoracotomyTreatment OutcomeAngioplastyTomography, X-Ray ComputedIntraoperative ComplicationsAneurysm, DissectingSpinal Nerve RootsEmbolismSpinal NervesIschemic Attack, TransientIn Situ Nick-End LabelingIliac ArteryMalondialdehydeStentsWarm IschemiaSpinal Cord RegenerationAortic RuptureAnastomosis, SurgicalImmunohistochemistryRats, WistarRetrospective StudiesRecovery of FunctionSpinal CanalProsthesis DesignCervical VertebraeSpinal NeoplasmsAnesthesia, SpinalQuadriplegiaCold IschemiaBlood PressureThoracic VertebraeApoptosisGerbillinaeSpinal DiseasesUmbilical CordBrainVasodilator AgentsPosterior Horn CellsLaminectomyLumbosacral RegionMyocardium