Thoracic ArteriesMammary ArteriesArteriesCoronary Artery BypassInternal Mammary-Coronary Artery AnastomosisMesenteric ArteriesRadial ArteryPulmonary ArteryVeinsTissue and Organ HarvestingCerebral ArteriesCarotid ArteriesSaphenous VeinFemoral ArteryRenal ArteryBasilar ArterySternumSubclavian ArteryVascular PatencyIliac ArteryVertebral ArteryCoronary VesselsCoronary Artery Bypass, Off-PumpCarotid Artery, InternalDissectionCoronary AngiographyTreatment OutcomeVasoconstrictionCarotid Artery DiseasesSplenic ArteryBrachial ArteryVasodilationGraft Occlusion, VascularMediastinitisCoronary StenosisVasodilator AgentsHepatic ArteryMuscle, Smooth, VascularCarotid Artery, CommonMesenteric Artery, SuperiorEndothelium, VascularTime FactorsPortal VeinSubclavian Steal SyndromeCeliac ArteryVasoconstrictor AgentsOphthalmic ArteryCoronary DiseaseVascular GraftingUmbilical ArteriesMyographyMiddle Cerebral ArteryRenal Artery ObstructionSternotomyTemporal ArteriesFollow-Up StudiesPopliteal ArteryVaricose VeinsBronchial ArteriesRegional Blood FlowAngiographyUlnar ArteryFemoral VeinTomography, X-Ray ComputedEpigastric ArteriesPulmonary VeinsUterine ArteryBlood PressureArterial Occlusive DiseasesGastroepiploic ArteryCarotid Artery, ExternalPostoperative ComplicationsNorepinephrineMesenteric VeinsPulmonary Surgical ProceduresRetrospective StudiesMyocardial RevascularizationSurgical Wound InfectionTransplantsCarotid Artery InjuriesAcetylcholineReoperationAnastomosis, SurgicalRisk FactorsJugular VeinsSurgical Procedures, Minimally InvasiveMuscle TonusCoronary Artery DiseaseProspective StudiesAxillary ArteryInfarction, Middle Cerebral ArteryThoracotomyBiological FactorsMyocardial InfarctionNitric OxideRetinal Artery OcclusionStentsDogsLeriche SyndromeAneurysm