Mesenteric ArteriesMesenteric Artery, SuperiorAortic Aneurysm, ThoracicMesenteric Artery, InferiorCeliac ArteryArteriesSpinal Cord IschemiaAortic Aneurysm, AbdominalBlood Vessel Prosthesis ImplantationParaplegiaMesenteric Vascular OcclusionRenal ArteryVascular Surgical ProceduresBlood Vessel ProsthesisAortographySuperior Mesenteric Artery SyndromeAortic AneurysmAorta, AbdominalTomography, X-Ray ComputedThoracic InjuriesPulmonary ArteryAorta, ThoracicAneurysm, DissectingHeart Bypass, LeftThoracic ArteriesThoraxVisceraFemoral ArteryTreatment OutcomeAngiographyCerebral ArteriesConstrictionHernia, Diaphragmatic, TraumaticVasodilationMuscle, Smooth, VascularCarotid ArteriesVasoconstrictionIliac ArterySplanchnic CirculationEndovascular ProceduresSuperior ColliculiTime FactorsPostoperative ComplicationsVena Cava, SuperiorCerebrospinal Fluid PressureWounds, StabMesenteric VeinsReplantationStentsBasilar ArteryAortic RuptureAnastomosis, SurgicalParaparesisHemibody IrradiationProsthesis DesignBiological FactorsVasoconstrictor AgentsDrainageMonitoring, IntraoperativeVasodilator AgentsAbdominal InjuriesAbdomenSplenic ArteryPolyethylene TerephthalatesIschemiaEndothelium, VascularAneurysm, InfectedRetrospective StudiesNorepinephrineHepatic ArteryCoronary Artery BypassVertebral ArteryCerebrospinal FluidReoperationPlethysmographyPhenylephrineRadial ArteryRats, WistarMyographyMammary ArteriesAcetylcholineDuodenostomyFollow-Up StudiesRenal Artery ObstructionCarotid Artery, InternalRegional Blood FlowSubclavian ArteryArterial Occlusive DiseasesEvoked Potentials, SomatosensoryAxillary ArteryRats, Sprague-DawleySuperior Vena Cava SyndromeAortaProspective StudiesVascular PatencyEvoked Potentials, MotorRats, Inbred WKYMagnetic Resonance AngiographyAneurysm, FalseMuscle Contraction