Coronary OcclusionCoronary VesselsCoronary CirculationCoronary AngiographyCoronary Artery DiseaseCoronary DiseaseAngioplasty, Balloon, CoronaryCollateral CirculationDogsMyocardial InfarctionCoronary StenosisMyocardial ReperfusionMyocardial IschemiaMyocardial Reperfusion InjuryIschemic Preconditioning, MyocardialCoronary Artery BypassMyocardiumHemodynamicsCoronary ThrombosisBalloon OcclusionTime FactorsMyocardial StunningHeartArterial Occlusive DiseasesElectrocardiographyCoronary VasospasmStentsConstrictionCoronary AneurysmCoronary RestenosisSwineTreatment OutcomeHyperemiaDisease Models, AnimalBlood PressureAdenosineVentricular Function, LeftMyocardial ContractionRetinal Vein OcclusionBlood Flow VelocityRetinal Artery OcclusionArrhythmias, CardiacProspective StudiesFollow-Up StudiesTantalumConsciousnessVentricular FibrillationVasodilator AgentsRisk FactorsHeart VentriclesPercutaneous Coronary InterventionMicrospheresCardiac CatheterizationHeart RateLigationEchocardiographyCineangiographyVascular ResistanceCreatine KinaseSystoleUltrasonography, InterventionalMyocardial RevascularizationDecanoic AcidsRabbitsOrganotechnetium CompoundsCoronary Care UnitsPredictive Value of TestsPerfusionCardiotonic AgentsHydroxy AcidsVasodilationRecurrenceDental OcclusionSwine, MiniatureRegional Blood FlowVascular PatencyNecrosisAcute DiseaseChronic DiseaseNitroglycerinDipyridamoleVentriculography, First-PassMicrocirculationTomography, X-Ray ComputedStroke VolumeGraft Occlusion, VascularSeverity of Illness IndexDiastoleTechnetium Tc 99m SestamibiRadioisotopesContrast MediaIschemic PreconditioningInfarction, Middle Cerebral ArteryEndocardiumTomography, Emission-Computed, Single-PhotonBrain IschemiaEndothelium, VascularAnalysis of VarianceThrombolytic TherapyNicorandil