Atherectomy, CoronaryAngioplasty, BalloonAtherectomyCatheterizationAngioplasty, Balloon, CoronaryCoronary VesselsCatheters, IndwellingCathetersBalloon OcclusionEquipment DesignSwineAngioplastyAngioplasty, LaserStentsCarotid Artery InjuriesCoronary AngiographyTreatment OutcomeRecurrenceCoronary DiseaseIntra-Aortic Balloon PumpingConstriction, PathologicTunica IntimaIliac ArteryFemoral ArteryUltrasonography, InterventionalFollow-Up StudiesAngioplasty, Balloon, Laser-AssistedGastric BalloonTime FactorsCarotid ArteriesAngiographyArterial Occlusive DiseasesGraft Occlusion, VascularCardiac CathetersHyperplasiaCardiac CatheterizationVascular PatencyCoronary RestenosisProspective StudiesPulmonary Valve StenosisMuscle, Smooth, VascularEquipment FailureCoronary Artery DiseaseDilatationRetrospective StudiesBalloon ValvuloplastyBeta ParticlesMyocardial InfarctionAngina PectorisPopliteal ArteryFeasibility StudiesCatheterization, Central VenousRabbitsMitral Valve StenosisCoronary StenosisEmbolismCoronary Artery BypassEsophagoscopesPostoperative ComplicationsHysterosalpingographyArteriosclerosisCoronary ThrombosisNasolacrimal DuctRetreatmentAortic CoarctationFluoroscopyThrombosisCoronary CirculationCineangiographyCatheterization, PeripheralPressureAngina, UnstablePulmonary VeinsAortaUrinary CatheterizationCentral Venous CathetersSaphenous VeinDogsAngioscopyIntermittent ClaudicationLimb SalvageVascular Access DevicesPeripheral Arterial DiseaseLacrimal Duct ObstructionIschemiaLower ExtremityPeripheral Vascular DiseasesForeign BodiesAortic Valve StenosisArteriesAorta, ThoracicLegCarotid StenosisCarotid Artery, CommonHemodynamicsEsophagusEndothelium, VascularRisk FactorsDrug-Eluting StentsRats, Sprague-Dawley