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ClinicalTrials.gov public records Last synced Sep 4, 2026, 7:34 AM EDT

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Showing 1–24 of 59 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: RF catheter ablation Clear all
Completed Not applicable Interventional Results available

Bipolar Ventricular Tachycardia (VT) Study

NCT02374476
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Bipolar Ablation
Device
Lead sponsor
Srinivas Dukkipati
Other
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
6
States / cities
Maywood, Illinois • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2022 · Synced Sep 4, 2026, 7:34 AM EDT
Terminated Not applicable Interventional

Radiofrequency (RF) Ablation for Atrial Fibrillation (AF) in Patients With Heart Failure With Preserved Ejection Fraction

NCT04327596
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction
Interventions
RF ablation of AF using CARTO 3 and a Thermocool ST SF ablation catheter
Procedure
Lead sponsor
University of Rochester
Other
Eligibility
50 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 2 Interventional

Combined Treatment of Resistant Hypertension and Atrial Fibrillation

NCT01117025
View directory record Official record
Conditions
Hypertension, Resistant to Conventional Therapy, Atrial Fibrillation
Interventions
Circumferential PV isolation, Circumferential PVI+renal denervation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 70 Years
Enrollment
26 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 Jul 9, 2013 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Comparison of Pulmonary Vein Ablation With or Without Left Atrial Posterior Wall Ablation for Persistent AF (PIVoTAL)

NCT03057548
View directory record Official record
Conditions
Atrial Fibrillation Chronic, Persistent Atrial Fibrillation
Interventions
Cryo or Radiofrequency (RF) Ablation only of Pulmonary Veins, Cryo or RF Ablation of Pulmonary Veins plus Ablation of the PLAW
Procedure
Lead sponsor
Arash Aryana, MD
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 4, 2026, 7:34 AM EDT
Active, not recruiting Not applicable Interventional

The REBALANCE Study - a Prospective, Multicenter, Randomized, Pivotal Study of the May Health System

NCT06206746
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Infertility, Female
Interventions
May Health System
Device
Lead sponsor
May Health
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
19
States / cities
Encino, California • San Francisco, California • Tampa, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 4, 2026, 7:34 AM EDT
Active, not recruiting Not applicable Interventional

Treatment of PAF With the Synaptic System

NCT05905835
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Synaptic Cryoablation System
Device
Lead sponsor
Synaptic Medical Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
10
States / cities
Phoenix, Arizona • Jonesboro, Arkansas • Los Angeles, California + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Therapy™ Cool Flex™ Irrigated Ablation System for Typical Atrial Flutter

NCT01408485
View directory record Official record
Conditions
Typical Atrial Flutter
Interventions
Therapy™ Cool Flex™ Irrigated Ablation System
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
22
States / cities
Phoenix, Arizona • Oakland, California • Pasadena, California + 19 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional

FLExAbility Sensor Enabled Substrate Targeted Ablation for the Reduction of VT Study

NCT03490201
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Market Approved RF Ablation System, FlexAbility SE Ablation Catheter
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
592 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
23
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Sep 4, 2026, 7:34 AM EDT
Completed No phase listed Observational Results available

Prospective Evaluation of Open Irrigated Ablation Catheters With High Resolution Mapping to Treat Paroxysmal Atrial Fibrillation

NCT03729830
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Boston Scientific Open Irrigated Ablation Catheters
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
20 Years and older
Enrollment
415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
18
States / cities
Birmingham, Alabama • Torrance, California • Miami, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Sep 4, 2026, 7:34 AM EDT
Not listed Phase 2 Interventional

Comparison of Redo PVI With vs. Without Renal Denervation for Recurrent AF After Initial PVI

NCT01959997
View directory record Official record
Conditions
Atrial Fibrillation, Arterial Hypertension
Interventions
Redo PVI, PVI + RDN
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 22, 2015 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 4 Interventional Results available

ClosureFAST vs. Laser Ablation for the Treatment of GSV Disease: A Multicenter, Single-Blinded, Randomized Study.

NCT00509392
View directory record Official record
Conditions
Venous Reflux
Interventions
Seg. RF Ablation & ClosureFAST catheter, Endovenous Laser
Device
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
18 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional

Esophagus Deviation During Radiofrequency Ablation of Atrial Fibrillation - EASY AF STUDY

NCT04659213
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
esolution catheter
Device
Lead sponsor
S4 Medical
Industry
Eligibility
22 Years to 80 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 30, 2022 · Synced Sep 4, 2026, 7:34 AM EDT
Withdrawn Not applicable Interventional

Comparison of Hybrid Ablation and Pulmonary Vein Isolation Alone vs Hybrid Ablation With PVI Plus Catheter Ablation

NCT02344394
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Medtronic Cryoballoon, Thermocool Catheter, nContact
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 3 Interventional Results available

Atrial Flutter Ablation With Contact Therapy Cool Path Ablation System Along With EnSite Velocity Contact System

NCT01401361
View directory record Official record
Conditions
Typical Atrial Flutter
Interventions
Treatment Arm
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
19
States / cities
Birmingham, Alabama • Denver, Colorado • Hartford, Connecticut + 15 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 1 Interventional

RF Ablation of Atrial Fibrillation

NCT00265629
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
RF catheter ablation
Device
Lead sponsor
C. R. Bard
Industry
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 18, 2013 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional

Versatility of a Circular Multielectrode Catheter in the Individualized Recognition & Treatment of Atrial Fibrillation and Related Arrhythmias Using Pulsed Field Energy

NCT06056557
View directory record Official record
Conditions
Atrial Fibrillation, Paroxysmal or Persistent, Atrial Fibrillation and Flutter, Atrial Flutter Typical
Interventions
VARIPULSE™ catheter ablation
Device
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 1, 2025 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Evaluation of QDOT MICRO™ Catheter for Pulmonary Vein Isolation in Subjects With Paroxysmal Atrial Fibrillation

NCT03775512
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
RF Ablation with QDOT Micro
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
283 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
22
States / cities
Birmingham, Alabama • Atlantis, Florida • Jacksonville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2023 · Synced Sep 4, 2026, 7:34 AM EDT
Completed No phase listed Observational Results available

LSI (Lesion Index) Workflow Observational Study

NCT03906461
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Radiofrequency Ablation
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
4
States / cities
Burlingame, California • Indianapolis, Indiana • Tupelo, Mississippi + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Intramural Needle Ablation for the Treatment of Refractory Ventricular Arrhythmias

NCT03204981
View directory record Official record
Conditions
Ventricular Arrythmia
Interventions
Intramural Needle Ablation, Ablation
Device · Procedure
Lead sponsor
Vivek Reddy
Other
Eligibility
15 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 11, 2021 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 3 Interventional

Cryoballoon Ablation of Pulmonary Veins After Failed RF Ablation in Patients With Paroxysmal AF

NCT01611701
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
cryoballoon ablation, Radiofrequency ablation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Irrigated Ablation System Evaluation for Atrial Fibrillation (AF)

NCT01056328
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
SJM Irrigated Cardiac Ablation System, FDA approved Open Irrigated RF Ablation System
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
27
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Sep 4, 2026, 7:34 AM EDT
Terminated Not applicable Interventional

Safety and Efficacy Study of The Combined Ablation Procedure To Treat Longstanding Persistent Atrial Fibrillation

NCT01103661
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Numeris®-AF Guided Coagulation System with VisiTrax®
Device
Lead sponsor
nContact Surgical Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
4
States / cities
Indianapolis, Indiana • Memphis, Tennessee • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Sep 4, 2026, 7:34 AM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness Evaluation of the Multi-Electrode Radiofrequency Balloon Catheter for the Treatment of Symptomatic Paroxysmal Atrial Fibrillation

NCT03683030
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Multi-Electrode RF Balloon Catheter
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
37
States / cities
Phoenix, Arizona • Los Angeles, California • Newport Beach, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 4, 2026, 7:34 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 4, 2026, 7:34 AM EDT