Correlation of the Arrhythmia Mechanism and Substrate to Ablate Persistent Atrial Fibrillation Study
NCT02184013 · Status: ACTIVE_NOT_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 52
Last updated 2026-05-06
Summary
This is a pilot study to assess the usefulness of ECG mapping, and enhanced MRI and PET scan imaging in identifying atrial fibrosis and arrhythmia circuits involved in persistent atrial fibrillation and in guiding an innovative AF catheter ablation strategy.
It is hypothesized that identifying these critical arrhythmia circuits and atrial fibrosis with enhanced imaging and performing an individualized innovative AF catheter ablation will result in higher procedural success rates.
Conditions
- Persistent Atrial Fibrillation
Interventions
- PROCEDURE
-
Catheter ablation
Catheter ablation (in addition ot PVI) guided by ECGI mapping, and atrial fibrosis mapping (DE-MRI).
Sponsors & Collaborators
-
Ottawa Heart Institute Research Corporation
lead OTHER
Principal Investigators
-
Pablo B Nery, MD · Ottawa Heart Institute Research Corporation
-
Robert deKemp, PhD · Ottawa Heart Institute Research Corporation
-
Elena Pena, MD · The Ottawa Hospital
-
David H Birnie, MD · Ottawa Heart Institute Research Corporation
Study Design
- Allocation
- NA
- Purpose
- TREATMENT
- Masking
- NONE
- Model
- SINGLE_GROUP
Eligibility
- Min Age
- 18 Years
- Max Age
- 80 Years
- Sex
- ALL
- Healthy Volunteers
- No
Timeline & Regulatory
- Start
- 2015-09-14
- Primary Completion
- 2018-08-23
- Completion
- 2027-12-31
Countries
- Canada
Study Locations
More Related Trials
-
Rhythm Control - Catheter Ablation With or Without Anti-arrhythmic Drug Control of Maintaining Sinus Rhythm Versus Rate Control With Medical Therapy and/or Atrio-ventricular Junction Ablation and Pacemaker Treatment for Atrial Fibrillation
NCT01420393 ·Status: COMPLETED ·Phase: NA
-
Characterization of Arrhythmia Substrate to Ablate Persistent Atrial Fibrillation
NCT03347227 ·Status: ACTIVE_NOT_RECRUITING ·Phase: NA
-
Catheter Cryoablation Versus Antiarrhythmic Drug as First-Line Therapy of Paroxysmal Atrial Fibrillation
NCT01803438 ·Status: COMPLETED ·Phase: PHASE4
-
FLOW EVAL-AF: FLOW Mapping Electrogram VALidation in Patients With Persistent Atrial Fibrillation
NCT06260670 ·Status: COMPLETED ·Phase: NA
-
Left Atrium Substrate Based Ablation Plus Circumferential Pulmonary Vein Isolation to Treat Chronic Atrial Fibrillation
NCT01716143 ·Status: UNKNOWN ·Phase: NA
-
Node and Atrial Fibrillation Ablation for Persistent Atrial Fibrillation
NCT01057485 ·Status: UNKNOWN ·Phase: NA
-
Atrial Pacing for Termination and Prevention of Atrial Fibrillation
NCT00123344 ·Status: COMPLETED ·Phase: NA
-
Prospective Elimination Of Distal Coronary Sinus-Left Atrial Connections for Atrial Fibrillation Ablation Trial
NCT03646643 ·Status: COMPLETED ·Phase: NA
-
Dual Epicardial Endocardial Persistent Atrial Fibrillation(AF) Study (Staged DEEP)
NCT01661205 ·Status: COMPLETED ·Phase: NA
-
Non-invasive Substrate Evaluation in Atrial Fibrillation
NCT04496336 ·Status: COMPLETED
-
Prevalence of Sub-Clinical Atrial Fibrillation Using an Implantable Cardiac Monitor
NCT01694394 ·Status: COMPLETED
-
Implanted Loop Recorder Post Atrial Fibrillation Ablation
NCT00915720 ·Status: UNKNOWN
-
Discerning Symptomatic and Asymptomatic Episodes Pre and Post Radiofrequency Ablation of Atrial Fibrillation
NCT00745706 ·Status: COMPLETED ·Phase: NA
-
The Role of Cardiac Biomarkers in Prediction of Outcome in Atrial Fibrillation Patients Undergoing Catheter Ablation
NCT01148914 ·Status: COMPLETED
-
Randomized Controlled Trial- Ablation Strategy for Paroxysmal Atrial Fibrillation - Trigger and Substrate Guided Wide Area Radiofrequency Ablation Compared to Pulsed Field Ablation Pulmonary Vein Isolation
NCT04823299 ·Status: RECRUITING ·Phase: NA
-
Shape vs Substrate in AF
NCT05993104 ·Status: WITHDRAWN
-
Intensive Molecular and Electropathological Characterization of Patients Undergoing Atrial Fibrillation Ablation
NCT04342312 ·Status: UNKNOWN
-
A New Approach for Catheter Ablation of Atrial Fibrillation
NCT05989321 ·Status: COMPLETED
-
Atrioventricular Node Ablation and Conduction System Pacing in Patients With Well Controlled Permanent Atrial Fibrillation (AF), Heart Failure and Preserved Ejection Fraction: Heart Rate Regularization Versus Medical Rate Control
NCT06833138 ·Status: RECRUITING ·Phase: NA
-
Efficacy of Different Ablation Strategies for Controlling Atrial Fibrillation
NCT00379301 ·Status: COMPLETED ·Phase: NA
-
Examination of Fibrillation Atria Using Magnetic Resonance Imaging and Endocardial High-density Mapping
NCT05539313 ·Status: UNKNOWN
-
Comparison of Rotational Angiography/Electroanatomical Mapping Fusion Versus CT/Electroanatomical Mapping Fusion to Guide AF Ablation
NCT01537237 ·Status: COMPLETED
-
Reversal of Atrial Substrate to Prevent Atrial Fibrillation Pilot Study
NCT03186976 ·Status: COMPLETED ·Phase: NA
-
The Evaluation for Prognostic Factors After Catheter Ablation of Atrial Fibrillation: Cohort Study
NCT02138695 ·Status: RECRUITING
-
Circulating BDNF in Patients With Atrial Fibrillation Undergoing Catheter Ablation or Exercise Training
NCT02627183 ·Status: COMPLETED