ElectrodesNeural ConductionHeart Conduction SystemElectrodes, ImplantedAtrioventricular NodeIon-Selective ElectrodesElectrochemistryHeart BlockAction PotentialsElectric StimulationElectrocardiographyElectrochemical TechniquesMicroelectrodesElectrophysiologyCardiac Pacing, ArtificialMedian NerveBone ConductionRefractory Period, ElectrophysiologicalArrhythmias, CardiacHeart AtriaElectrophysiologic Techniques, CardiacUlnar NerveElectromyographyPeripheral NervesCatheter AblationPotentiometryTibial NerveAtrial FlutterEquipment DesignAxonsFluorocarbon PolymersAtrioventricular BlockDogsGraphiteElectrodiagnosisBiosensing TechniquesMotor NeuronsPurkinje FibersElectric ConductivityAphasia, ConductionSural NerveTime FactorsSinoatrial NodeBody Surface Potential MappingSciatic NerveAtrial FunctionWolff-Parkinson-White SyndromeElectric ImpedancePeripheral Nervous System DiseasesAtrial FibrillationGoldEvoked PotentialsPeroneal NerveCochlear ImplantsHeartConductometryHeart VentriclesCochlear ImplantationDiabetic NeuropathiesTachycardia, Atrioventricular Nodal ReentryNAV1.5 Voltage-Gated Sodium ChannelModels, CardiovascularConnexin 43ElectricityMembrane PotentialsSodium ChannelsRanvier's NodesEnzymes, ImmobilizedElectric Stimulation TherapyElectroencephalographyEvoked Potentials, SomatosensoryAnti-Arrhythmia AgentsCatsBundle-Branch BlockCarpal Tunnel SyndromeReaction TimeTachycardiaNerve Fibers, MyelinatedNerve FibersNeurons, AfferentSignal Processing, Computer-AssistedEndocardiumConnexinsCarbonTachycardia, SupraventricularPericardiumElectrophysiological PhenomenaEquipment Failure AnalysisGap JunctionsVentricular FunctionSpinal Nerve RootsPolyneuropathiesVentricular FibrillationMyelin SheathElectric CountershockBioelectric Energy SourcesMyocardiumLidocaineComputer SimulationFlecainide