Mesenteric Artery, InferiorMesenteric Artery, SuperiorCeliac ArteryMesenteric ArteriesMesenteric Vascular OcclusionSuperior Mesenteric Artery SyndromeArteriesSplanchnic CirculationAneurysmSplenic ArteryTomography, X-Ray ComputedRenal ArteryAortic Aneurysm, AbdominalDuodenostomyBlood Vessel Prosthesis ImplantationPulmonary ArteryAorta, AbdominalEndoleakCerebral ArteriesCarotid ArteriesHepatic ArteryUltrasonography, DopplerIschemiaEmbolization, TherapeuticFemoral ArteryMesenteric VeinsColitis, IschemicVasodilationVasoconstrictionAngiographyBasilar ArteryMuscle, Smooth, VascularAortographyStentsRetroperitoneal SpaceConstriction, PathologicIliac ArteryTreatment OutcomeRegional Blood FlowVasoconstrictor AgentsVasodilator AgentsVertebral ArteryCoronary Artery BypassArterial Occlusive DiseasesEndothelium, VascularBiological FactorsRadial ArteryReperfusion InjuryMammary ArteriesAbdominal PainRats, WistarNorepinephrineCarotid Artery, InternalPostoperative ComplicationsSubclavian ArteryPhenylephrineDuodenal ObstructionVisceraRetrospective StudiesAneurysm, DissectingAcetylcholineRenal VeinsCarotid Artery DiseasesRats, Sprague-DawleyLaparoscopyTime FactorsVascular Surgical ProceduresCoronary VesselsBrachial ArteryBlood PressureMyographyNitric OxideCarotid Artery, CommonRats, Inbred WKYVena Cava, InferiorJejunostomyMuscle ContractionDose-Response Relationship, DrugAneurysm, FalseIntestinesEndovascular ProceduresOphthalmic ArteryAnastomosis, SurgicalRenal Artery ObstructionMuscle RelaxationAngioplasty, BalloonPotassium ChloridePortal VeinUmbilical ArteriesMiddle Cerebral ArteryIntestine, SmallThoracic ArteriesDogsAneurysm, RupturedTemporal ArteriesMesenteryNG-Nitroarginine Methyl EsterAortic Aneurysm, ThoracicBronchial ArteriesBlood Vessel Prosthesis