Spinal Cord IschemiaSpinal CordBrain IschemiaIschemiaParaplegiaSpinal Cord InjuriesIschemic Attack, TransientInfarction, Middle Cerebral ArteryNeuroprotective AgentsReperfusionCerebral InfarctionReperfusion InjuryCerebrovascular CirculationAortic Aneurysm, ThoracicDisease Models, AnimalBrainConstrictionCerebral ArteriesMyocardial IschemiaRats, Sprague-DawleyBrain EdemaTime FactorsParaparesisCerebrospinal Fluid PressureIschemic PreconditioningNeurologic ExaminationAorta, ThoracicMiddle Cerebral ArteryNeuronsEvoked Potentials, SomatosensoryRats, WistarHypothermia, InducedRabbitsBrain InfarctionCerebral CortexBlood Vessel Prosthesis ImplantationAortographyInfarctionSubclavian ArteryInjections, SpinalMonitoring, IntraoperativeSpinal Cord DiseasesBlood-Brain BarrierParaparesis, SpasticGerbillinaePregnatrienesThoracic ArteriesRegional Blood FlowAortic Aneurysm, AbdominalImmunohistochemistryIn Situ Nick-End LabelingSpinal Cord CompressionSpinal Cord NeoplasmsLaser-Doppler FlowmetryDrainageMotor NeuronsEvoked Potentials, MotorRandom AllocationHindlimbAorta, AbdominalArterial Occlusive DiseasesMagnetic Resonance ImagingCatsNimodipineStrokeEndovascular ProceduresAortic DiseasesPostoperative ComplicationsTreatment OutcomePapioRecovery of FunctionBlood PressureCerebrospinal FluidBlood Vessel ProsthesisDizocilpine MaleateTomography, X-Ray ComputedMice, Inbred C57BLVascular Surgical ProceduresApoptosisCerebral Arterial DiseasesMalondialdehydeCell DeathPia MaterBrain ChemistryInjections, IntraventricularAortic AneurysmAstrocytesCerebral HemorrhageElectroacupunctureMicrocirculationAntipyrineMicrogliaTetrazolium SaltsIntraoperative ComplicationsOxygenHypoxia, BrainGlial Fibrillary Acidic ProteinIntracranial Embolism and ThrombosisDibenzocycloheptenesRats, Inbred SHR