| Not Yet Recruiting | Virtual Reality in Electrophysiological Procedures and Device Implantation: the VR inEP Trial NCT07105241 | Radboud University Medical Center | N/A |
| Recruiting | Left Bundle Branch Pacing in Patients With Hypertrophic Cardiomyopathy After Myectomy NCT07372196 | Meshalkin Research Institute of Pathology of Circulation | N/A |
| Completed | Postcards to Improve Remote Monitoring Connectivity Among Veterans With a Disconnected CIED NCT07477964 | San Francisco VA Health Care System | N/A |
| Completed | Postcards to Improve Remote Monitoring Connectivity Among Veterans With a Disconnected Monitor NCT07464834 | San Francisco VA Health Care System | N/A |
| Recruiting | Prospective Study of Lead-associated Tricuspid Regurgitation in Patients Undergoing New Transvalvular Lead Ins NCT07342036 | Hazem Omran | — |
| Recruiting | Evaluation of the Effectiveness of Two Methods of Regional Anesthesia During S-ICD Implantation Procedure. NCT06520150 | 4th Military Clinical Hospital with Polyclinic, Poland | N/A |
| Recruiting | Improving Patient Reported Outcome Measures in Catheter Ablation NCT04499326 | Barts & The London NHS Trust | N/A |
| Recruiting | END - VT Cohort Study NCT05835791 | Nova Scotia Health Authority | — |
| Unknown | Genome-Wide Association Study With the Aim of Implantable Cardioverter Defibrillator Implantation Genophenotyp NCT05582252 | Selcuk University | — |
| Unknown | Multicentric Retrospective Study of Perinatal Mortality NCT05491772 | Corporacion Parc Tauli | — |
| Unknown | Drug-induced Brugada Syndrome Research Database NCT05048602 | University of Campania Luigi Vanvitelli | — |
| Unknown | Novel ICD Arrhythmia Detection Algorithm NCT04981496 | Imperial College London | — |
| Completed | Safety and Performance of INVICTA Ventricular DF4 LEADS With Active Fixation-(APOLLO) NCT04590144 | MicroPort CRM | N/A |
| Completed | Guideline-Directed Medical Therapy in Patients After Implantation of Implantable Cardioverter Defibrillators t NCT04505007 | Ratika Parkash | N/A |
| Unknown | EMI and CIED: Is High Power Charging of Battery Electric Car Safe? NCT05361681 | Deutsches Herzzentrum Muenchen | N/A |
| Completed | Multicenter Subcutaneous ICD Registry NCT04767516 | Universitätsklinikum Köln | — |
| Completed | Cardiac Mechanics by Speckle Tracking as a Prognostic Predictor in Patients With Chagas Cardiomyopathy NCT06806722 | University of Sao Paulo | — |
| Terminated | Adverse Events of MRI With Abandoned Leads NCT04478773 | Lancaster General Hospital | N/A |
| Completed | Postcards to Improve Remote Monitoring Adherence Among Veterans NCT06068699 | US Department of Veterans Affairs | N/A |
| Unknown | Contemporary Transvenous Lead Extraction Outcomes NCT05037474 | Deutsches Herzzentrum Muenchen | — |
| Terminated | STandardized Ultra-conservative Or Physician-directed ICD Programming for Continuous Flow LVAD Support NCT04264182 | The Cleveland Clinic | N/A |
| Withdrawn | Dance4Healing: Explore the Benefits of Tele-Dance in Individuals with an Implantable Cardioverter-defibrillato NCT04678128 | Sanjiv Narayan, MD, PhD | N/A |
| Active Not Recruiting | Myocardial Injury in Patients With Cardiac Implantable Electronic Devices Undergoing Defibrillation Threshold NCT04284800 | Mayo Clinic | — |
| Completed | Intravascular Ultrasound (IVUS) Imaging During Transvenous Lead Extraction NCT04055740 | University of Chicago | N/A |
| Unknown | Safety and Electrical Performance Evaluation of INVICTA Leads Models Equipped With DF4 Connector NCT03766919 | MicroPort CRM | N/A |
| Completed | Evaluation of CIED "Readers" for Disease Management NCT03338946 | Edward Hospital | — |
| Recruiting | Pacing to Maintain Physiologic Ventricular Activation NCT04416958 | Klinikum-Fuerth | — |
| Completed | SGLT2i As Anti Arrhythmic Therapy to Prevent Sudden Cardiac Deaths. NCT03366181 | University of Campania Luigi Vanvitelli | — |
| Unknown | Rate Adaptive Atrial Pacing in Heart Failure NCT03235843 | Amsterdam UMC, location VUmc | N/A |
| Recruiting | Prospective Database for Prediction of Atrial Fibrillation in Pacemaker and ICD Patients NCT03357926 | Medical University of Graz | — |
| Completed | A Post-market Clinical Evaluation of St. Jude Medical™ MR Conditional ICD System on Patients Undergoing Magnet NCT02877693 | Abbott Medical Devices | N/A |
| Completed | Comparing Rate Response With CLS Versus Accelerometer ICD Settings in Heart Failure Patients With BIOTRONIK CR NCT02693262 | University of California, San Diego | N/A |
| Completed | Screening and Intervention Reducing Anxiety in Patients With Implanted Cardioverter Defibrillator (ICD) NCT02713360 | Rigshospitalet, Denmark | N/A |
| Recruiting | Monaldi Hospital Rhythm Registry NCT05072119 | University of Campania Luigi Vanvitelli | — |
| Completed | ICD-ON Registry: Periop Management of Cardiac Devices NCT02052453 | Edward Hospital | — |
| Completed | Assessment of Risk Factors for Appropriate ICD (Implantable Cardioverter-defibrillator) Intervention in Patien NCT04014946 | Biotronik SE & Co. KG | N/A |
| Completed | Ability of Home Monitoring® to Detect and Manage the Inappropriate Diagnoses in Implantable Cardioverter Defib NCT01594112 | Biotronik SE & Co. KG | — |
| Unknown | Dronaderone to Prevent Recurrent Implantable Cardioverter Defibrillator (ICD) Shocks NCT01430806 | Rabin Medical Center | N/A |
| Completed | Atrial Fibrillation Management in Congestive Heart Failure With Ablation NCT00652522 | Abbott Medical Devices | N/A |
| Completed | Reconstruction of 12-Lead Electrogram From Intracardiac Signals From Defibrillators During or After Implantati NCT00890461 | University of Pittsburgh | — |
| Completed | Nursing Interventions Following Sudden Cardiac Arrest NCT04462887 | University of Washington | N/A |