| Taiwan Registry for Leadless Pacemaker (NCT04926792) | National Taiwan University Hospital | 2022-01-19 |
| enHEART - Exploring Full Content of Optical Signals to Enhance Cardiac Arrhythmia Screening (NCT04884100) | Centre Hospitalier Universitaire Vaudois | 2021-09-15 |
| Protection of Cardiac Function With Left Bundle Branch Pacing in Patients With Atrioventricular Block (NCT04624763) | The First Affiliated Hospital with Nanjing Medical University | 2021-06-22 |
| LVSP vs RVP in Patients With AV Conduction Disorders (NCT04595487) | Maastricht University | 2021-05-01 |
| Impact of Left Bundle Branch Area Pacing vs. Right Ventricular Pacing in Atrioventricular Block (LEAP-Block) (NCT04730921) | Fu Wai Hospital, Beijing, China | 2020-11-13 |
| COVIDAR - Arrhythmias in COVID-19 (NCT04437901) | Hospital Clinic of Barcelona | 2020-06-01 |
| Risk of Pacing-induced Cardiomyopathy (NCT04269733) | Aalborg University Hospital | 2020-05-01 |
| Impact of Atrio-ventricular Optimization With His Bundle Pacing on Treatment of Atrio-ventricular Dromotropathy (NCT04544345) | University Medical Centre Ljubljana | 2019-12-23 |
| Left Bundle Area Versus Selective His Bundle Pacing (NCT04093414) | David Haines, MD | 2019-10-07 |
| Left Bundle Branch Area Pacing in AVB Patients (NCT03851315) | Fu Wai Hospital, Beijing, China | 2018-05-01 |
| Long-term Efficacy and Safety Research of Left Bundle Branch Pacing (NCT05600699) | Linyi People's Hospital | 2018-04-01 |
| Moderato System in Patients With Hypertension (NCT03757377) | BackBeat Medical Inc | 2017-08-30 |
| Arrhythmias in Post-Myocardial Infarction Patients (NCT03231826) | Tampere University | 2017-06-22 |
| Cohort Description of Younger With AV-block (NCT03024047) | University of Aarhus | 2017-01-01 |
| Moderato System: A Double-Blind Randomized Trial Ver 1.1 (NCT02837445) | BackBeat Medical Inc | 2016-07-12 |
| Analysis of Adenosine on Sinus and Atrioventricular Nodal Conduction in the Pediatric Transplanted Heart (NCT02462941) | Columbia University | 2015-07-01 |
| Pacemaker Utilization and Ventricular Pacing in Patients Undergoing Trans-catheter Aortic Valve Replacement (TAVR) (NCT02994667) | Baylor Research Institute | 2015-01-01 |
| Systemic Lupus Erythematous and Heart Conduction Disorders (NCT02162992) | Germans Trias i Pujol Hospital | 2014-04-01 |
| AV Delay Optimization vs. Intrinsic Conduction in Pacemaker Patients With Long PR Intervals (NCT02154750) | University of California, San Diego | 2013-06-01 |
| Impact of Right Ventricular Pacing Determined by Electrocardiography (NCT01922518) | Yong Seog Oh | 2013-03-01 |
| Impact of Septal Vs Apical Pacing on Right and Left Ventricular Performance (NCT01798043) | Abbott Medical Devices | 2013-01-01 |
| Evolution of the PR Interval in Patients Implanted With a Pacemaker Using the SafeR Mode (NCT02586480) | LivaNova | 2012-04-01 |
| Comparison of SEPTal and Apical Pacing Sites in PerManent Right Ventricular Pacing (NCT00925691) | Rennes University Hospital | 2010-04-01 |
| Acute and Chronic Effect of His-pacing in Consecutive Patients With AV-block (NCT01019213) | Aarhus University Hospital Skejby | 2007-09-01 |
| Biventricular Versus Right Ventricular Pacing in Heart Failure Patients With Atrioventricular Block (BLOCK HF) (NCT00267098) | Medtronic Cardiac Rhythm and Heart Failure | 2003-12-01 |
| Biopace Study: Biventricular Pacing for Atrioventricular Block to Prevent Cardiac Desynchronization (NCT00187278) | Abbott Medical Devices | 2003-05-01 |
| The Atrial High Rate Episodes in Pacemaker Patients (NCT00627328) | Medtronic Cardiac Rhythm and Heart Failure | 2000-07-01 |
| Ventricular Pacing Site Selection (V-PASS) (NCT00292383) | Medtronic BRC | |