Intracranial AneurysmDevice ApprovalAneurysmAneurysm, RupturedEmbolization, TherapeuticCerebral AngiographyDrug ApprovalSubarachnoid HemorrhageAngiography, Digital SubtractionAneurysm, InfectedAortic AneurysmSurgical InstrumentsMagnetic Resonance AngiographyHeart AneurysmAortic Aneurysm, ThoracicTreatment OutcomeAneurysm, DissectingEndovascular ProceduresTomography, X-Ray ComputedRupture, SpontaneousMechanical ThrombolysisNeurosurgical ProceduresImaging, Three-DimensionalIliac AneurysmCerebral ArteriesEquipment DesignUnited States Food and Drug AdministrationCoronary AneurysmBlood Vessel ProsthesisPlatinumBlood Vessel Prosthesis ImplantationStentsGlasgow Outcome ScaleCarotid Artery, InternalFollow-Up StudiesBalloon OcclusionVascular Surgical ProceduresRetrospective StudiesAneurysm, FalseAortic RuptureRetreatmentPosterior Cerebral ArteryMicrosurgeryPostoperative ComplicationsEquipment Failure AnalysisIntracranial ThrombosisAnterior Cerebral ArteryGiant CellsCircle of WillisAorta, AbdominalAngiographyCerebral RevascularizationAortographyTime FactorsCarotid Artery DiseasesBasilar ArteryCoated Materials, BiocompatibleEquipment SafetyRisk FactorsProsthesis DesignProstheses and ImplantsCraniotomyRecurrenceGiant Cell ArteritisSensitivity and SpecificityPancreatic ElastaseVertebral ArteryIntracranial Arteriovenous MalformationsProspective StudiesModels, CardiovascularGiant Cell Tumor of BoneIntraoperative ComplicationsGiant Cell TumorsCerebral HemorrhageIncidental FindingsImage Processing, Computer-AssistedFeasibility StudiesPolyvinylsLoeys-Dietz SyndromeVasospasm, IntracranialMarfan SyndromeForeign-Body MigrationNeurologic ExaminationMagnetic Resonance ImagingRadiography, InterventionalEquipment and SuppliesRisk AssessmentReproducibility of ResultsIntracranial EmbolismOphthalmic ArteryGranuloma, Giant CellBrain Hemorrhage, TraumaticContrast MediaUnited StatesCatheterizationCarotid Artery, Internal, DissectionPolycystic Kidney, Autosomal DominantEquipment FailureTomography, Spiral ComputedRadiographic Image Enhancement