| Recruiting | Atrioventricular Node Ablation and Conduction System Pacing in Patients With Well Controlled Permanent Atrial NCT06833138 | French Cardiology Society | N/A |
| Not Yet Recruiting | Re-ablation of Persistent Atrial Fibrillation NCT06845085 | Aarhus University Hospital | N/A |
| Recruiting | Electrical Cardioversion As a Predictor in Postoperative Preservation of Sinus Rhythm NCT06654401 | Saint Petersburg State University, Russia | N/A |
| Recruiting | Atrial Fibrillation Ablation Versus Atrioventricular Nodal Ablation with Conduction System Pacing in Heart Fai NCT06207383 | University Hospital, Geneva | N/A |
| Recruiting | Convergent Ablation Plus Left Atrial Appendage Isolation for the Treatment of Persistent Atrial Fibrillation NCT06165510 | Barts & The London NHS Trust | N/A |
| Recruiting | Comparison of Catheter Plus Marshall Vein Ablation vs. Catheter Ablation Alone in Persistent AF With Heart Fai NCT06578793 | Second Xiangya Hospital of Central South University | N/A |
| Recruiting | Ablation of Focal Activation in Atrial Fibrillation NCT06402617 | Imperial College London | N/A |
| Recruiting | Left Roof Linear, Mitral Isthmus Linear and Left Anterior Septal Linear Ablation for Non-paroxysmal AF: PROMIS NCT06249347 | Second Affiliated Hospital of Wenzhou Medical University | N/A |
| Withdrawn | Shape vs Substrate in AF NCT05993104 | Oxford University Hospitals NHS Trust | — |
| Unknown | Ganglion Plexus Ablation in Persistent Atrial Fibrillation NCT06181578 | Ning Zhou | N/A |
| Active Not Recruiting | Assert-IQ Implantable Cardiac Monitor (ICM) Post Market Study NCT06172699 | Abbott Medical Devices | — |
| Recruiting | Optimal Pacing Rate for Cardiac Resynchronization Therapy NCT06445439 | Medstar Health Research Institute | N/A |
| Not Yet Recruiting | A Prospective Study of REPeat Ablation In Patients With Recurrent PERSistent Atrial Fibrillation: Pulmonary Ve NCT06098989 | Haukeland University Hospital | N/A |
| Active Not Recruiting | RESOLVE-AF: Clinical Evaluation of the Ablacath™ Mapping Catheter and Ablamap® System Utilizing Electrographic NCT05883631 | Cortex | N/A |
| Not Yet Recruiting | First-line Cryoablation for Early Treatment of Persistent Atrial Fibrillation NCT05939076 | Region Örebro County | Phase 3 |
| Unknown | Effect of taVNS on Heart Rate in Persistent Atrial Fibrillation NCT05944575 | Burrell College of Osteopathic Medicine | N/A |
| Unknown | Adjunctive Right Atrial Ablation for Persistent Atrial Fibrillation NCT05883722 | Xu Liu | N/A |
| Unknown | In-depth Characterization of Atriogenic Secondary Tricuspid Regurgitation Due to Atrial Fibrillation NCT05749107 | Istituto Auxologico Italiano | — |
| Unknown | Pulmonary Artery Pressure and Right Heart Evaluation for Patients Requiring Physiological Pacing Treatment NCT05575557 | Shanghai 10th People's Hospital | N/A |
| Completed | AF-FLOW Registry to Evaluate Electrographic Flow Mapping in Patients Undergoing Ablation for Atrial Fibrillati NCT05481359 | Ablacon, Inc. | — |
| Completed | FLOW EVAL-AF: FLOW Mapping Electrogram VALidation in Patients With Persistent Atrial Fibrillation NCT06260670 | Ablacon, Inc. | N/A |
| Unknown | Clinical Value of Linear Ablation Without Pulmonary Vein Isolation in Persistent Atrial Fibrillation NCT05468528 | China National Center for Cardiovascular Diseases | N/A |
| Unknown | Rate Control Self-adjustment in Patients With Permanent or Persistent Atrial Fibrillation Using Device Home Mo NCT05066971 | Université de Sherbrooke | N/A |
| Recruiting | Hybrid Ablation of Atrial Fibrillation in Heart Failure NCT05411614 | St. George's Hospital, London | N/A |
| Unknown | Using Cryoballoon Ablation as Initial Treatment for Persistent Atrial Fibrillation NCT04942834 | Ruijin Hospital | N/A |
| Completed | Comparison Between Extended Cryoablation, Standard Cryoablation, and Radiofrequency Ablation NCT07034378 | Asan Medical Center | N/A |
| Unknown | VOLTage Mapping in Atrial Fibrillation NCT04832646 | Central Hospital, Nancy, France | — |
| Unknown | Lenient Rate Control Versus Strict Rate Control for Atrial Fibrillation. The Danish Atrial Fibrillation Random NCT04542785 | Holbaek Sygehus | N/A |
| Active Not Recruiting | Triple Atria Extrastimuli vs Pulmonary Vein Isolation Alone in Persistent Atrial Fibrillation NCT05870306 | Instituto de investigación e innovación biomédica de Cádiz | N/A |
| Completed | Cognitive Function in Patients With Persisted Atrial Fibrillation NCT04508491 | National Taiwan University Hospital | N/A |
| Active Not Recruiting | Cyroablation for Pulmonary Vein Isolation Alone in Patients with Early Persistent AF Assessed by Continuous Mo NCT05507749 | Seoul National University Hospital | N/A |
| Recruiting | Value of Screening and Treatment of SAHS in the Management of AF Ablation Candidates NCT04606693 | Hospital San Carlos, Madrid | N/A |
| Completed | The Chinese Registration Study of Driver Ablation of Persistent Atrial Fibrillation. NCT04489004 | Shanghai Chest Hospital | N/A |
| Active Not Recruiting | Noninvasive 3D Mapping in Persistent Atrial Fibrillation, to Describe Modifications of the Arrhythmogenic Subs NCT04229160 | University Hospital, Rouen | N/A |
| Terminated | MultiPulse Therapy (MPT) for AF NCT04206917 | Cardialen, Inc. | N/A |
| Unknown | Intensive Molecular and Electropathological Characterization of Patients Undergoing Atrial Fibrillation Ablati NCT04342312 | Maastricht University | — |
| Completed | A Trial of High Power-Short Duration Versus Standard Power-Long Duration Radiofrequency Ablation for Treatment NCT04148664 | University of California, San Francisco | N/A |
| Completed | FLOW-AF: A Study to Evaluate Electrographic Flow™ (EGF) Mapping Technology NCT04473963 | Cortex | N/A |
| Recruiting | Thoracoscopic Surgical Versus Catheter Ablation Approaches for Primary Treatment of Persistent Atrial Fibrilla NCT04715425 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | N/A |
| Completed | Low-voltage Areas Defragmentation in Sinus Rhythm for Radiofrequency Ablation of Persistent Atrial Fibrillatio NCT04045067 | French Cardiology Society | — |
| Completed | Ivabradine for Rate Control in Permanent Atrial Fibrillation NCT03987204 | Yale University | Phase 1 |
| Unknown | Thoracoscopic Ablation Versus Catheter Ablation in Patients With Atrial Fibrillation NCT04237389 | National Research Center of Surgery, Russia | N/A |
| Unknown | Waveform Periodicity Analysis of Complex Fractionated Electrograms in Patients With Persistent Atrial Fibrilla NCT05426603 | Buddhist Tzu Chi General Hospital | N/A |
| Unknown | Waveform Periodicity Analysis of Complex Fractionated Electrograms in Patients With Persistent Atrial Fibrilla NCT05333952 | Taipei Veterans General Hospital, Taiwan | N/A |
| Completed | Effect of Blood Pressure on Cardiovascular Outcomes and Recurrence After Catheter Ablation in Patients With At NCT06433336 | Lanzhou University Second Hospital | — |
| Unknown | Outcomes of Second Generation Laser Balloon Ablation for Atrial Fibrillation NCT04544397 | Luigi Sacco University Hospital | — |
| Completed | Exercise-based Cardiac Rehabilitation After Thoracoscopic Ablation in Patients With Persisent Atrial Fibrillat NCT04500184 | Samsung Medical Center | — |
| Enrolling By Invitation | Subxyphoid Hybrid MAZE Registry for Patients With Persistent Atrial Fibrillation NCT04148625 | University of California, San Francisco | — |