Sub Chronic Evaluation for ATP With an Extravascular Placed ICD Lead (STEP ICD) Study

Paroxysmal ventricular fibrillation

Sub Chronic Evaluation for ATP With an Extravascular Placed ICD Lead (STEP ICD) Study Development of CIRC Technologies Sensing and Defibrillation With a Commercially Available ICD Coupled With a Parasternal Extravascular Lead (SECURE EV) Study Ventricular Fibrillation Following Out-of-hospital Cardiac Arrest Utility and Procedural Feasibility of REBOA Operationalized for Non-Trauma Application (UP-FRONT) Risk Stratification of VT / VF After Myocardial Infarction Based on Cardiac MRI 2 Parasternal Access for Substernal Shocks and Pacing With an acUtely Placed Less-invasive Lead for EV-ICD (PASS PULL EV-ICD) Study GANGlion Stellate Block for Treatment of Electric storRm (GANGSTER Trial) Cardiopulmonary Resuscitation Performance of Professional Rescuers With a New Defibrillation Algorithm Cardiac Rehab Retrospective Review (CR3) Defining the Electrocardiographic Effect of Propofol on the Ajmaline Provocation Drug Challenge: A Prospective Trial A Danish Study to Assess the Efficacy of Implantable Cardioverter Defibrillator in Patients With Coronary Artery Disease Resuscitated From Ventricular Fibrillation Who Receive Complete Revascularization Vektor vMap™ Clinical Validation Study Better Mechanistic Understanding of and Risk Stratification for Ventricular Tachyarrhythmias Through ECGI Gut Microbiome and Ventricular Arrhythmias Evaluation of SC-V Versus Conventional CPR Beta-Blocker Heart Attack Trial (BHAT) Electrophysiological Effects of Late PCI After MI Cardiac Arrest in Seattle: Conventional Versus Amiodarone Drug Evaluation (CASCADE) Public Access Defibrillation (PAD) Community Trial Antiarrhythmics Versus Implantable Defibrillators (AVID) Arrhythmias in Post-Myocardial Infarction Patients OMNI Study–Assessing Therapies in Medtronic Pacemaker, Defibrillator, and Cardiac Resynchronization Therapy Devices. Pediatric Lead Extractability and Survival Evaluation (PLEASE) Linkage Study of Long QT Syndrome In An Amish Kindred Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study) DISCOVERY: Diagnostic Data and Genetic Polymorphisms in ICD Patients. Ability of Home Monitoring® to Detect and Manage the Inappropriate Diagnoses in Implantable Cardioverter Defibrillators. Prognostic Significance of T Wave Alternans Vest Prevention of Early Sudden Death Trial and VEST Registry DAVID II (Dual Chamber and VVI Implantable Defibrillator (DAVID) Trial II) Medications and the Risk of Sudden Cardiac Death Pre-hospital ECMO in Advanced Resuscitation in Patients With Refractory Cardiac Arrest. ( SUB30 ) Observational and Diagnostical Study on Transient Allostatic Responses of Thyroid Function After Cardiopulmonary Resuscitation DF4 Master Study (Safety and Efficacy Study) DF4 Connector System Post-Approval Study The Use of Mobile Phones in Out of Hospital Cardiac Arrest to Increase Bystander CPR Feature Assessment Study for Indications Based Programming Antiarrhythmic Effects of N-3 Fatty Acids CONNECT Study – Clinical Evaluation Of Remote NotificatioN to rEduCe Time to Clinical Decision Extracorporeal Membrane Oxygenation Effect in Prolonged Cardiopulmonary Resuscitation Safety and Efficacy Study of RENEWAL 4 AVT Control Versus Liberal Cardiac Frequency in Patients in Sepse With Atrial Fibrillation of High Ventricular Response Safety and Effectiveness of Cardiac Resynchronization Therapy With Defibrillation First Arrhythmia Collection of Transvenous and Simultaneous Subcutaneous Implantable Defibrillator Data Comparison of Right Ventricular Septal and Right Ventricular Apical Pacing in Patients Receiving a CRT-D Device Circulating Biomarkers and Ventricular Tachyarrhythmia Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial Implantable Cardioverter Defibrillator (ICD) Support Groups and Veterans Registry of Device Implantation Understanding Outcomes With the EMBLEM™ S-ICD in Primary Prevention Patients With Low Ejection Fraction Left Ventricular Capture Management Study Influence of Home Monitoring on the Clinical Status of Heart Failure Patients With an Impaired Left Ventricular Function To Determine Optimal Time for Delivering Electrical Shocks to Cardiac Arrest Patients European Health Economic Trial on Home Monitoring in ICD and CRT-D Patients (EuroEco) SAFEty of Two Strategies of ICD Management at Implantation Safety and Performance Study of the RELIANCE 4-Front Passive Fixation Lead Benefits of Implantable Cardioverter Defibrillator Follow-up Using Remote Monitoring Italian Registry On Multipoint Left Ventricular Pacing SD01 Master Study (Safety and Efficacy Study) DATAS: The Dual Chamber & Atrial Tachyarrhythmias Adverse Events Study Emotional Regulation in Patients With Implanted Automatic Defibrillator Study of the Wearable Defibrillator in Heart-Failure Patients Austrian Wearable Cardioverter Defibrillator Registry Electrophysiologic Study Versus Electrocardiographic Monitoring (ESVEM) The Leiden Nonischemic Cardiomyopathy Study LifeVest Post-CABG Registry SD01 Registry (SD01 ICD Lead) Registry of Malignant Arrhythmias and Sudden Cardiac Death – Influence of Diagnostics and Interventions Out-of Hospital Resuscitation Study Effect of Right Ventricular Lead Position on Defibrillation Threshold Septal Positioning of Ventricular Implanted Cardioverter Defibrillator (ICD) Leads OPERA: French Observational Study on Patients Implanted With a Guidant PRIZM or Vitality Defibrillator Leader – Evaluation of Endotak Reliance Septal – Success Rate and Clinical Outcome of Septal Implant of Ventricular Defibrillation Lead A Feasibility Study on Prediction of an ICD Shock by ICD-derived Data Advanced Reperfusion Strategies for Refractory Cardiac Arrest Unpinning Termination Therapy for VT/VF (US) Shockless Implant Evaluation Remote Follow-up of Patients Receiving Implantable Cardioverter Defibrillator for Prophylactic Therapy Further Acute Research of a Subcutaneous Implantable Defibrillator (S-ICD) System Failure of Chronically Implanted Defibrillator Leads -Incidence and Management A Randomized Trial of Remote Monitoring of Implantable Cardioverter Defibrillators Versus Quarterly Device Interrogations in Clinic ADVANCE CRT – D: Antitachycardia Pacing (ATP) Delivery for Painless Implantable Cardioverter Defibrillator (ICD) Therapy Unpinning Termination Therapy for VT/VF Fatty Acid Antiarrhythmia Trial (FAAT) Epinephrine Dose: Optimal Versus Standard Evaluation Trial International Electrical Storm Registry Automatic External Defibrillation Monitoring in Cardiac Arrest Evaluation of Depolarization and Repolarisation Activity During Cardiac Arrhythmia Using a Novel Monophasic Action Potential Catheter Cardiac Sympathetic Denervation for Prevention of Ventricular Tachyarrhythmias AED Use in Out-of-Hospital Cardiac Arrest: A New Algorithm Named “One Shock Per Minute” VERRARI – “Are Ventricular Arrhythmic Episodes Reduced by Rate Response in ICDs?” Real Time Amplitude Spectrum Area to Guide Defibrillation INSIGHTS ICD Registry MAVRIC VR ICD Registry Acute Feasibility Investigation of a New S-ICD Electrode Physicians in Training and Critical Care Nurses Performance in Medical Code Events: Effect of Simulation-Based Training Canadian Registry of ICD Implant Testing Procedures High Low Biphasic Energy Defibrillation (HiLoBED) INSURE: INcidence Free SUrvival Before and After Implantable Cardioverter Defibrillator (ICD) Replacement The Use of Dual Chamber ICD With Special Programmed Features to Lower the Risk of Inappropriate Shock Double Blind Placebo Controlled Dose Ranging Study of the Efficacy and Safety of SSR149744c 100 or 300 mg for the Prevention of ventrICular ARrhythmia-triggered Icd interventiOnS PREVENTION-ACHD Risk Score Influence of Mild Therapeutic Hypothermia on Leukocyte Count Arrhythmia Genetics in the NEtherlandS ACCESS to the Cardiac Cath Lab in Patients Without STEMI Resuscitated From Out-of-hospital VT/VF Cardiac Arrest ADVANCE-D: Antitachycardia Pacing (ATP) Delivery for Painless Implantable Cardioverter Defibrillator (ICD) Therapy Evaluation of the iD‐SystemTM, One‐Handed Disposable Internal Defibrillation System. Impact of Ventricular Pacing in Unselected ICD/CRT-D Patients DOuble SEquential External Defibrillation for Refractory VF Pilot Study DIagnostics, Fatty Acids and Vitamin D in SCA Evaluation of the Efficacy and Safety of Nifekalant Hydrochloride (NIF) Injection. DOuble SEquential External Defibrillation for Refractory VF Investigation of Cognitive Function Before and After Induced Ventricular Fibrillation in Electrophysiological (EP) Study Post-marketing Registration Study of Nifekalant Hydrochloride (NIF) Injection Noninvasive Electrocardiographic Imaging for Individuals at Risk for Apparently Idiopathic Ventricular Fibrillation. Recognizing Ventricular Fibrillation From an Area of a Mobile Phone Prognostic Value of Ventricular Fibrillation Spectral Analysis in Sudden Cardiac Death SmartCPR Trial: An Analysis of a Waveform-Based Automated External Defibrillation (AED) Algorithm on Survival From Out-of-Hospital Ventricular Fibrillation