Cardiac ElectrophysiologyCatheter AblationElectrophysiologic Techniques, CardiacElectrophysiological ProcessesEpicardial MappingHeart Conduction SystemArrhythmias, CardiacModels, CardiovascularCatheters, IndwellingElectrocardiographyAtrial FibrillationHeartAtrioventricular NodeElectrophysiologyTachycardia, SupraventricularElectrophysiological PhenomenaVoltage-Sensitive Dye ImagingCathetersWolff-Parkinson-White SyndromeMyocytes, CardiacPulmonary VeinsBody Surface Potential MappingTachycardia, Atrioventricular Nodal ReentryTachycardia, Ectopic AtrialTachycardia, VentricularAtrial FlutterAction PotentialsHeart AtriaHeart VentriclesTreatment OutcomeFluoroscopyCardiac Pacing, ArtificialVentricular Premature ComplexesComputer SimulationCardiac CathetersTachycardia, ParoxysmalRecurrenceAccessory Atrioventricular BundleLong QT SyndromeHeart RateAblation TechniquesTachycardiaFollow-Up StudiesMyocardiumAnti-Arrhythmia AgentsTachycardia, Sinoatrial Nodal ReentrySurgery, Computer-AssistedElectrocoagulationCatheterizationCryosurgeryTime FactorsBundle of HisCardiac CatheterizationPotassium ChannelsPericardiumTricuspid ValveCardiac Surgical ProceduresEquipment DesignEndocardiumHeart BlockPre-Excitation, Mahaim-TypeCatheterization, Central VenousCardiac OutputCoronary SinusTachycardia, Ectopic JunctionalAlgorithmsRadiography, InterventionalElectrocardiography, AmbulatoryPulmonary Veno-Occlusive DiseaseRadio WavesHeart SeptumFeasibility StudiesProspective StudiesHeart DiseasesRetrospective StudiesDeath, Sudden, CardiacCardiac Imaging TechniquesCardiac TamponadeElectrodesEchocardiographyAtrial Function, LeftAtrial Function, RightTachycardia, SinusHeart InjuriesCardiac Complexes, PrematurePacemaker, ArtificialCentral Venous CathetersElectric CountershockDogsAtrial Premature ComplexesVentricular FibrillationCardiomyopathiesAtrial AppendageSinoatrial NodeAtrial FunctionEsophageal FistulaCatheterization, PeripheralAzygos VeinTherapeutic IrrigationEchocardiography, Transesophageal