Defibrillators, ImplantableTransducersImplantable NeurostimulatorsEquipment FailureTachycardia, VentricularElectric CountershockVentricular FibrillationDeath, Sudden, CardiacProstheses and ImplantsPacemaker, ArtificialInfusion Pumps, ImplantableEquipment DesignTransducers, PressureArrhythmias, CardiacElectrodes, ImplantedSTAT3 Transcription FactorEquipment SafetyElectric InjuriesEquipment Failure AnalysisDevice RemovalSyncopeTelemetryAnti-Arrhythmia AgentsElectric Power SuppliesAmplifiers, ElectronicElectrocardiographyAmiodaroneProsthesis ImplantationCardiac Pacing, ArtificialNeural ProsthesesCardiac Resynchronization Therapy DevicesSTAT1 Transcription FactorRadio Frequency Identification DeviceElectrocardiography, AmbulatoryHeart-Assist DevicesHeart FailureTreatment OutcomeFollow-Up StudiesSignal TransductionMonitoring, AmbulatoryElectrophysiologic Techniques, CardiacMiniaturizationElectromagnetic PhenomenaCardiac Resynchronization TherapySTAT5 Transcription FactorHeart ArrestPrimary PreventionCatheters, IndwellingTachycardiaTrans-ActivatorsMicro-Electrical-Mechanical SystemsWireless TechnologyTime FactorsRemote Sensing TechnologyProsthesis-Related InfectionsSensory RhodopsinsMonitoring, PhysiologicProspective StudiesStroke VolumeRetrospective StudiesVentricular Dysfunction, LeftOssicular ProsthesisTachycardia, SupraventricularCardiomyopathiesCardiomyopathy, DilatedDeath, SuddenBrugada SyndromeRisk AssessmentSTAT Transcription FactorsUltrasonographyBiosensing TechniquesCytokine Receptor gp130Electric Stimulation TherapyFeasibility StudiesImplants, ExperimentalUltrasonicsJanus KinasesCatheterization, Central VenousMilk ProteinsRisk FactorsJanus Kinase 2Suppressor of Cytokine Signaling ProteinsSignal Processing, Computer-AssistedBiocompatible MaterialsCardiac ElectrophysiologyAtrial FibrillationDNA-Binding ProteinsSTAT6 Transcription FactorProduct Surveillance, PostmarketingMagnetsPhosphorylationHalorhodopsinsHeart DiseasesElectronics, MedicalSurvival RateSecondary PreventionKaplan-Meier EstimateRecurrenceSotalolJanus Kinase 1