Angioplasty, BalloonBlood Flow VelocityAngioplasty, Balloon, CoronaryCatheterizationRegional Blood FlowCoronary VesselsAngioplastySwineEquipment DesignArteriesBalloon OcclusionIntra-Aortic Balloon PumpingStentsFemoral ArteryGastric BalloonIliac ArteryCarotid ArteriesTreatment OutcomeAngioplasty, LaserConstriction, PathologicCoronary AngiographyBlood PressureCoronary DiseasePulmonary ArteryRecurrenceTime FactorsFollow-Up StudiesCerebrovascular CirculationCoronary Artery BypassRenal ArteryCerebral ArteriesArterial Occlusive DiseasesCarotid Artery InjuriesBalloon ValvuloplastyAngiographyMyocardial InfarctionHemodynamicsPopliteal ArteryVascular PatencyTunica IntimaProspective StudiesMesenteric ArteriesBasilar ArteryCarotid Artery, InternalAtherectomy, CoronaryVertebral ArteryGraft Occlusion, VascularSubclavian ArteryLaser-Doppler FlowmetryDogsRadial ArteryAngioplasty, Balloon, Laser-AssistedRetrospective StudiesAortic CoarctationRenal Artery ObstructionMuscle, Smooth, VascularCarotid Artery DiseasesPulmonary Valve StenosisCoronary CirculationFlow CytometryHyperplasiaHypertensionMammary ArteriesRabbitsEndothelium, VascularVasodilationPulsatile FlowCarotid Artery, CommonUltrasonography, InterventionalAngina PectorisBrachial ArteryCardiac CatheterizationCoronary RestenosisRisk FactorsDilatationIschemiaCarotid StenosisMesenteric Artery, SuperiorMitral Valve StenosisPostoperative ComplicationsVasodilator AgentsLegMiddle Cerebral ArteryDisease Models, AnimalHeart RateHepatic ArteryVasoconstrictionVascular ResistanceBeta ParticlesCollateral CirculationCoronary StenosisRats, Sprague-DawleyRetreatmentOphthalmic ArteryCeliac ArteryUltrasonography, DopplerThrombolytic TherapyArteriosclerosisFeasibility StudiesUltrasonography, Doppler, Color