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Showing 1–24 of 83 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Mapping and Ablation Clear all
Terminated Not applicable Interventional Results available

The Substrate and Intervention Mechanisms for Persistent Atrial Fibrillation Trial

NCT02918396
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Scar-Based Radio-frequency Ablation, Rotor Anchors Radio-frequency Ablation, Conventional PVI by Radio-frequency Ablation
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 3, 2018 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Phase 4 Interventional Results available

Evaluation of VISITAG SURPOINT™ Module With External Processing Unit (EPU)

NCT03624881
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Catheter ablation with EPU
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
41
States / cities
Birmingham, Alabama • Huntsville, Alabama • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2023 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Not applicable Interventional

Cryoballoon vs. Rhythmia Guided Ablation for Recurrent AFib

NCT03811795
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
ECG monitoring with a Kardia Mobile monitor
Other
Lead sponsor
Valley Health System
Other
Eligibility
18 Years to 100 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
3
States / cities
West Des Moines, Iowa • Paramus, New Jersey • Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Not applicable Interventional

Reduction of Radiation Dose and Contrast Use During Cryoballoon Pulmonary Vein Isolation

NCT03786822
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Cryoballoon Pulmonary Vein Isolation - PVI
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 25, 2018 · Synced Sep 6, 2026, 2:18 AM EDT
Withdrawn Not applicable Interventional

Inhibition of Atrial Fibrillation by Elimination of Transitional Mechanisms

NCT02758002
View directory record Official record
Conditions
Atrial Fibrillation, Arrhythmia
Interventions
Firm ablation for transitional AF rotors
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Feb 27, 2020 · Synced Sep 6, 2026, 2:18 AM EDT
Completed No phase listed Observational

Non-Invasive 3D Mapping for Identifying Origin and Preferential Propagation of Ventricular Arrhythmias

NCT03831516
View directory record Official record
Conditions
Premature Ventricular Complex, Ventricular Arrythmia
Interventions
Non Invasive Electroanatomical Mapping
Diagnostic Test
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 19, 2022 · Synced Sep 6, 2026, 2:18 AM EDT
Recruiting Not applicable Interventional

Safety and Effectiveness of the Sphere-9™ Catheter and Affera™ Ablation System for the Treatment of Ventricular Tachycardia (Sphere VT)

NCT07585968
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Sphere-9 Catheter with the Affera Mapping and Ablation System
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 85 Years
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
3
States / cities
Winston-Salem, North Carolina • Columbus, Ohio • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Not applicable Interventional Results available

Treatment of Persistent Atrial Fibrillation With Sphere-9 Catheter and Affera Mapping and Ablation System

NCT05120193
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Mapping and Ablation
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 80 Years
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
19
States / cities
Birmingham, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Sep 6, 2026, 2:18 AM EDT
Recruiting No phase listed Observational

Observational Study to Examine the Procedural and Outcomes of AF Ablation Assisted by STAR Apollo™ Mapping System

NCT05826665
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Persistent AF ablation assisted with the STAR Apollo Mapping System
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
4
States / cities
Jonesboro, Arkansas • Sarasota, Florida • Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Sep 6, 2026, 2:18 AM EDT
Enrolling by invitation Not applicable Interventional

Computational Cardiac Imaging Analysis to Guide Ventricular Tachycardia Ablation Procedures (AI-VT)

NCT06964152
View directory record Official record
Conditions
Ventricular Tachycardia (VT), Premature Ventricular Contraction (PVC), Ventricular Fibrillation
Interventions
Computational electrocardiography and cardiac computed tomography mapping
Diagnostic Test
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 90 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 6, 2026, 2:18 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The STandard Versus ImAging SuBstrate Aided Ablation in Severe Left VEntricular Dysfunction VT.

NCT05828667
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Incorporation of CT and/or c-MRI derived myocardial scar with 3D electroanatomical mapping (EAM).
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 19, 2025 · Synced Sep 6, 2026, 2:18 AM EDT
Not listed Not applicable Interventional

Substrate Versus Trigger Ablation for Paroxysmal Atrial Fibrillation

NCT02169037
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
FIRM Ablation, Conventional AF ablation with PVI
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
2
States / cities
Palo Alto, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Not applicable Interventional Results available

Percutaneous Hemodynamic Support With Impella 2.5 During Scar-related Ventricular Tachycardia Ablation

NCT01294267
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Circulatory Support System
Device
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 13, 2018 · Synced Sep 6, 2026, 2:18 AM EDT
Active, not recruiting Not applicable Interventional

Safety and Effectiveness of the Globe® Pulsed Field System for Treating Patients With Symptomatic Paroxysmal or Persistent Atrial Fibrillation

NCT05462145
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation, Persistent Atrial Fibrillation
Interventions
Globe Pulsed Field System
Device
Lead sponsor
Kardium Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
549 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
12
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Not listed Not applicable Interventional

Comparison of Two Pulmonary Vein Ablation Techniques for Persistent AF

NCT03295422
View directory record Official record
Conditions
Chronic Atrial Fibrillation, Persistent Atrial Fibrillation
Interventions
RF ablation PVI alone, RF ablation PVI plus LPAW
Procedure
Lead sponsor
Sequoia Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Sep 6, 2026, 2:18 AM EDT
Recruiting Not applicable Interventional

Safety and Performance Assessment of the Sphere-9™ Catheter and Affera™ Ablation System for the Treatment of Ventricular Tachycardia (Sphere-9 VT EFS)

NCT06703489
View directory record Official record
Conditions
Ventricular Tachycardia (VT)
Interventions
Sphere-9 Catheter with the Affera Mapping and Ablation System
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
6
States / cities
Boston, Massachusetts • New York, New York • Cleveland, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Phase 3 Interventional

Renal Artery Denervation In Addition to Catheter Ablation To Eliminate Atrial Fibrillation

NCT01873352
View directory record Official record
Conditions
Atrial Fibrillation, Hypertension
Interventions
catheter ablation, renal sympathetic denervation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Short Hills, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 3, 2019 · Synced Sep 6, 2026, 2:18 AM EDT
Active, not recruiting Not applicable Interventional

Horizon 360 Protocol for the Treatment of Paroxysmal Atrial Fibrillation With the Sphere-360™ Catheter and Affera™ Mapping and Ablation System (Horizon 360)

NCT07308847
View directory record Official record
Conditions
Paroxysmal AF
Interventions
Sphere-360 Pulsed Field Ablation Catheter with the Affera Mapping and Ablation System
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
24
States / cities
Jonesboro, Arkansas • La Jolla, California • Sacramento, California + 19 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Completed No phase listed Observational

Ablation of Ventricular Fibrillation by Accurate Targeting of Arrhythmogenic Regions (AVATAR)

NCT01492764
View directory record Official record
Conditions
Ventricular Tachyarrhythmias
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 90 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 17, 2019 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Early Phase 1 Interventional Results available

Oxytocin Effects on Cardiac Electrophysiology

NCT01780337
View directory record Official record
Conditions
Cardiac Arrhythmia
Interventions
Oxytocin, Saline
Drug · Other
Lead sponsor
William Whang
Other
Eligibility
18 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2016 · Synced Sep 6, 2026, 2:18 AM EDT
Terminated Not applicable Interventional

Focal Impulse and Rotor Modulation Ablation Trial for Treatment of Paroxysmal Atrial Fibrillation (FIRMAT-PAF)

NCT01925885
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
PVI Ablation, FIRM Ablation
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 80 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Sep 6, 2026, 2:18 AM EDT
Not listed Not applicable Interventional

ICE Based Atrial Flutter Ablation Vs Conventional Fluoroscopy/Anatomical Mapping Based Ablation - ICE Flutter Study

NCT05229848
View directory record Official record
Conditions
Atrial Flutter
Interventions
3D electroanatomical mapping alone guided CTI ablation, ICE plus 3D electroanatomical mapping guided CTI ablation
Procedure
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
3
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Sep 6, 2026, 2:18 AM EDT
Completed Not applicable Interventional

POLARx Post Approval Study (POLARx PAS)

NCT06170606
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Boston Scientific Cardiac Cryoablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
11
States / cities
Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 6, 2026, 2:18 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Defining the Risk of Ventricular Tachycardia in Genetic Forms of Early-onset Atrial Fibrillation

NCT06647459
View directory record Official record
Conditions
Ventricular Tachycardia, Atrial Fibrillation
Interventions
EP Study
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 6, 2026, 2:18 AM EDT