| Completed | Anesthetic Safety of High-Frequency, Very-Low Tidal Volume Ventilation With Controlled Peak Pressure During At NCT07402798 | Centro Medico Teknon | — |
| Recruiting | EluPro Antibiotic-Eluting BioEnvelope Registry NCT06854081 | Elutia Inc. | — |
| Recruiting | ViewFlex X ICE First-in-Human Study NCT06772493 | Abbott Medical Devices | — |
| Recruiting | Bad Berka Heart Rhythm Registry of Patients With or at Risk of Arrhythmias Treated at Heart Center Bad Berka NCT07020910 | Zentralklinik Bad Berka | — |
| Recruiting | AI-powered ECG Analysis Using Willem™ Software in High-risk Cardiac Patients (WILLEM) NCT05890716 | Idoven 1903 S.L. | — |
| Unknown | Assessing the Predictive Value of High Frequency Algorithm of PURE EP for Low Amplitude Signal Detection NCT05450302 | Kansas City Heart Rhythm Research Foundation | — |
| Unknown | Evaluation of an Innovative Smart T-shirt Capable to Monitor ECG Signal and Related Parameters Through the Com NCT05771142 | University of Bologna | — |
| Recruiting | Observational Study of Cardiac Arrhythmias During Treatment With BTK Inhibitors or Venetoclax NCT05724121 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Unknown | REal World Assessment for Patients Implanted With Implantable CardioverTer DefibrIllatOr Using Bluetooth Techn NCT05175937 | Federico II University | — |
| Active Not Recruiting | Cardiac Symptoms in Patients With Treated Graves' Disease NCT06908369 | Ulla Feldt-Rasmussen | — |
| Unknown | Improved Procedural Workflow For Catheter Ablation Of Paroxysmal AF With High Density Mapping System And Advan NCT05005143 | Clinica Universidad de Navarra, Universidad de Navarra | — |
| Withdrawn | COVID-19 Remote Monitoring NCT04350476 | Vivek Reddy | N/A |
| Completed | Cryotherapy Versus Radiofrequency Ablation for Treatment of Para-hisian Accessory Pathways NCT04361006 | University of Sao Paulo General Hospital | N/A |
| Unknown | Catheter Ablation of Arrhythmias With High Density Mapping System in the Real World Practice. NCT03793998 | Azienda Ospedaliera Pugliese Ciaccio | — |
| Active Not Recruiting | Confirm Rx Insertable Cardiac Monitor SMART Registry NCT03505801 | Abbott Medical Devices | — |
| Recruiting | Utility of Gene Test Analysis for Diagnosis, Prognosis and Treatment of Patients With Genetic Arrhythmic Heart NCT06898307 | University Hospital of Ferrara | — |
| Completed | Randomized Study on the Effect of Oesophageal Temperature on the Incidence of Esophageal Lesions After AF Abla NCT03645070 | University of Sao Paulo General Hospital | N/A |
| Recruiting | Japanese Catheter Ablation Registry NCT03729232 | National Cerebral and Cardiovascular Center, Japan | — |
| Unknown | Increasing Detection of Sub-Clinical Atrial Fibrillation in Defibrillator Patients With the Use of a VDD-ICD L NCT03110627 | Unity Health Toronto | N/A |
| Completed | EnSite Precision™ 2.0 Registry NCT02757430 | Abbott Medical Devices | — |
| Completed | Prospective Registry on User Experience With The Mapping System For Ablation Procedures NCT02698670 | Boston Scientific Corporation | — |
| Unknown | Documentation of Cardiac Arrhythmias After Open Heart Surgery NCT02657590 | Ziv Beckerman MD | — |
| Completed | Detection of Silent Atrial Fibrillation aFter Ischemic StrOke NCT02684825 | Danilo Toni | N/A |
| Completed | Screening for Sleep Apnea in Patients Undergoing Atrial Fibrillation Ablation NCT02332096 | Beth Israel Deaconess Medical Center | — |
| Completed | Clinical Utility and Validation of the Rhythmia Mapping System for the Treatment of Cardiac Arrhythmias NCT03094221 | Beth Israel Deaconess Medical Center | — |
| Completed | Clinical Trial in Patients With Hypertension and Left Ventricular Dysfunction NCT02148991 | Elpen Pharmaceutical Co. Inc. | — |
| Completed | Determination of Catheter Contact by Evaluation of Microelectrode Near-Field Signals NCT02080975 | David B. De Lurgio | N/A |
| Completed | Electrical Signal Collection From a 20 Pole Catheter During Routine Cardiac Procedures NCT02326519 | Medtronic Cardiac Rhythm and Heart Failure | N/A |
| Terminated | Genetics of QT Response to Moxifloxacin NCT01936480 | Massachusetts General Hospital | Phase 4 |
| Completed | Cardiac Arrhythmias in Epilepsy: the CARELINK-study NCT01946776 | Stichting Epilepsie Instellingen Nederland | N/A |
| Unknown | ENHANCED Device Programming to Reduce Therapies and Improve Quality of Life in Implantable Cardioverter Defibr NCT01715116 | M. Meine | N/A |
| Completed | Electroanatomical Mapping of Patients Undergoing Catheter Ablation Procedures Using Rhythmia Mapping System an NCT01642537 | Boston Scientific Corporation | N/A |
| Unknown | European Pediatric Catheter Ablation Registry NCT01691573 | A.O. Ospedale Papa Giovanni XXIII | — |
| Unknown | Reversal of Cardiomyopathy by Suppression of Frequent Premature Ventricular Complexes NCT01566344 | Maastricht University Medical Center | N/A |
| Completed | 4P Study: Predictive Quality With Painfree Therapies NCT01509378 | Medtronic Cardiac Rhythm and Heart Failure | — |
| Terminated | UMBRELLA - Incidence of Arrhythmias in Spanish Population With a Medtronic Implantable Cardiac Defibrillator ( NCT01561144 | Medtronic Cardiac Rhythm and Heart Failure | — |
| Completed | Correlations Between Arrhythmias and Air Pollution in Patients With Pacemaker and ICD NCT01723761 | Effect Group, Italy | — |
| Completed | The Circadian Rhythm of Potassium and Cystatin C NCT01318746 | University of Erlangen-Nürnberg Medical School | — |
| Completed | INSIGHT (R)XT. Indications for Diagnosis, Arrhythmia and Monitoring of Reveal XT NCT00680550 | Medtronic BRC | — |
| Terminated | Tapered Warfarin or Interrupted Warfarin With Heparin Bridging for Pacemaker or Defibrillator Implantation NCT02094157 | McMaster University | Phase 3 |
| Completed | Hemodynamic and Electrocardiographic Effects of Hyaluronidase Associated With Local Anaesthetics NCT01719978 | Mauricio Jose Tornelli | Phase 4 |
| Completed | The Efficacy of Adapted Yoga in Managing Psychosocial Risk in Implantable Cardioverter Defibrillator (ICD) Pat NCT01716351 | Yale University | N/A |
| Withdrawn | Clinical Evaluation of the CARTO™ XP EP Navigation System v9 and Biosense Webster SOUNDSTAR 3D Diagnostic Ultr NCT00449085 | Biosense Webster, Inc. | Phase 2 |
| Completed | FREEDOM - A Frequent Optimization Study Using the QuickOpt Method NCT00418314 | Abbott Medical Devices | N/A |