StentsDrug-Eluting StentsUreteral DiseasesCoronary RestenosisSirolimusUreteral ObstructionUreteroscopyHydronephrosisAngioplasty, Balloon, CoronaryProsthesis DesignUreteral CalculiMetalsUrographyTreatment OutcomeAlloysUrinary TractCoated Materials, BiocompatiblePaclitaxelCoronary ThrombosisCardiovascular AgentsCoronary AngiographyRetrocaval UreterFollow-Up StudiesUrologic Surgical ProceduresVesico-Ureteral RefluxCoronary StenosisCoronary Artery DiseaseAbsorbable ImplantsCoronary VesselsConstriction, PathologicThrombosisTime FactorsUltrasonography, InterventionalGraft Occlusion, VascularStainless SteelDrug ImplantsLithotripsyTubulin ModulatorsAngioplasty, BalloonUrinary FistulaMyocardial InfarctionImmunosuppressive AgentsNeointimaUrotheliumIliac ArteryPlatelet Aggregation InhibitorsTunica IntimaUrogenital SystemPercutaneous Coronary InterventionUrinary BladderUreteroscopesChromium AlloysPolymersRetrospective StudiesKidneyUrinary DiversionEquipment DesignRetreatmentUreterostomyCatheterizationCystoscopyUreteroceleBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationMuscle, SmoothSwineHyperplasiaNephrectomyCoronary DiseaseVascular PatencyProspective StudiesRegistriesCarcinoma, Transitional CellMyocardial RevascularizationVaginal FistulaTracheal StenosisEsophageal StenosisUrinary CalculiUrologic NeoplasmsRecurrenceDrug Delivery SystemsProsthesis FailureRetroperitoneal FibrosisAngioplastyRetroperitoneal SpaceDysuriaTiclopidineKaplan-Meier EstimateArterial Occlusive DiseasesForeign-Body MigrationKidney CalculiPolytetrafluoroethylenePlasticsLaparoscopyIndophenolProsthesis ImplantationUrologic DiseasesUrinary CatheterizationNephrostomy, PercutaneousPostoperative Complications