Mesenteric ArteriesMesenteric Artery, SuperiorMesenteric Artery, InferiorArteriesCeliac ArteryVisceraSplenic ArteryAneurysmAorta, AbdominalRenal ArteryAortic DiseasesConstrictionArterial Occlusive DiseasesMesenteric Vascular OcclusionHepatic ArterySpinal Cord IschemiaAneurysm, FalseAortographyPulmonary ArteryCerebral ArteriesBalloon OcclusionCarotid ArteriesFemoral ArteryParaplegiaEmbolization, TherapeuticBasilar ArteryAortic Aneurysm, AbdominalTreatment OutcomeEmbolectomyTomography, X-Ray ComputedBlood Vessel Prosthesis ImplantationAngiographyTime FactorsIschemiaStentsEnbucrilateAorta, ThoracicVena Cava, InferiorIliac ArteryEndarterectomySuperior Mesenteric Artery SyndromeAneurysm, RupturedVertebral ArteryVascular Surgical ProceduresCarotid Artery, InternalVasodilationAortaCoronary Artery BypassReperfusion InjuryBlood PressureMuscle, Smooth, VascularVasoconstrictionDogsRegional Blood FlowRadial ArteryHemodynamicsMammary ArteriesAortic Aneurysm, ThoracicCarotid Artery DiseasesBlood Vessel ProsthesisSubclavian ArteryRetinal Artery OcclusionTissue AdhesivesReperfusionInferior ColliculiIschemic PreconditioningCoronary VesselsRats, Sprague-DawleyCatheterizationVasodilator AgentsSplanchnic CirculationBrachial ArteryBlood VolumeVasoconstrictor AgentsEndothelium, VascularCarotid Artery, CommonFollow-Up StudiesCoronary OcclusionRetrospective StudiesBiological FactorsMesenteric VeinsMiddle Cerebral ArteryDisease Models, AnimalOphthalmic ArteryInfarction, Middle Cerebral ArterySpinal CordProsthesis DesignSwineRenal Artery ObstructionNorepinephrineRats, WistarAcute DiseasePopliteal ArteryThoracic ArteriesUmbilical ArteriesTemporal ArteriesConstriction, PathologicAcetylcholineCoronary AngiographyPhenylephrine