Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 11, 2026, 12:06 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Paroxysmal Atrial Fibrillation (PAF)
Interventions
Blazer Open-Irrigated Ablation Catheter (Boston Scientific), FDA Approved Open-Irrigated Ablation Catheter
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
398 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
27
States / cities
Birmingham, Alabama • Huntsville, Alabama • Redwood City, California + 23 more
Conditions
Atrial Fibrillation (AF), Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation (PAF)
Interventions
Sphere-9 Catheter Ablation
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
22
States / cities
Birmingham, Alabama • La Jolla, California • Los Angeles, California + 19 more
Conditions
Heart Diseases, Arrhythmia, Atrial Fibrillation
Interventions
NAVISTAR® THERMOCOOL® Catheter, Antiarrhythmic drug
Device · Drug
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
13
States / cities
Greenbrae, California • Orlando, Florida • Maywood, Illinois + 9 more
Conditions
Radiofrequency Catheter Ablation, Quality of Life, Arrhythmia
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
5 Years to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Ventricular Tachycardia
Interventions
Data Collection Forms
Other
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Radiofrequency ablation, antiarrhythmic drugs, Amiodarone, flecainide, propafenone, quinidine, dofetilide, sotalol, cibenzoline, beta blocking and calcium channel blocking agents and antiarrhythmic drugs, ThermoCool Radiofrequency Catheter
Device · Drug
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
3
States / cities
Birmingham, Alabama • Boston, Massachusetts • Columbus, Ohio
Conditions
Thromboembolism
Interventions
Coumadin
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
1,584 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Conditions
Persistent Atrial Fibrillation, Longstanding Persistent Atrial Fibrillation
Interventions
Hybrid: AtriCure Bipolar System & EP ablation procedure
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
5
States / cities
Stanford, California • Nashville, Tennessee • Plano, Texas + 2 more
Completed Not applicable Interventional Results available

Esophageal Cooling in Radiofrequency Cardiac Ablation

NCT03481023
Conditions
Atrial Fibrillation
Interventions
EnsoETM, Conventional Care
Device · Procedure
Lead sponsor
Riverside Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Kankakee, Illinois
Completed Phase 4 Interventional Results available

Corticosteroid Pulse After Ablation

NCT00807586
Conditions
Atrial Fibrillation
Interventions
Solumedrol, Placebo
Drug
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Atrial Fibrillation
Interventions
Ablation procedure staged catheter ablation
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
4
States / cities
Stanford, California • Colorado Springs, Colorado • Nashville, Tennessee + 1 more
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Sumit Verma, MD
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Pensacola, Florida
Completed Not applicable Interventional Results available

Hemodynamics Measurement in Radiofrequency Catheter Ablation

NCT04227119
Conditions
Cardiac Arrhythmia
Interventions
Irrigated ablation catheter, Balloon tipped PA catheter
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Atrial Fibrillation, Gastrointestinal Tract, Radiofrequency Catheter Ablation
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Murray, Utah
Terminated Not applicable Interventional Results available

Endoscopic Therapy of Malignant Bile Duct Strictures

NCT01543607
Conditions
Obstruction of Biliary Tree, Biliary Tract Cancer, Biliary Tract Neoplasms
Interventions
Radiofrequency ablation catheter (Habib EndoHBP)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Premature Ventricular Contractions, Congestive Heart Failure
Interventions
PVC ablation
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
7
States / cities
Los Angeles, California • Baltimore, Maryland • Boston, Massachusetts + 3 more
Not yet recruiting Not applicable Interventional

The RESPLASH Study

NCT06880562
Conditions
Resistant Hypertension
Interventions
Splanchnic Nerve Denervation, Renal Denervation Only
Device
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Orleans, Louisiana
Conditions
Heart Diseases
Interventions
Radiofrequency energy needle, Mechanical Needle
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Francisco, California
Terminated Not applicable Interventional Results available

Atrial Pressure Electrophysiology Pilot Study

NCT01845974
Conditions
Atrial Fibrillation
Interventions
ThermoCool® SF NAV Catheter, ThermoCool® catheter
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Park Ridge, Illinois
Conditions
Atrial Flutter
Interventions
Blazer® Open-Irrigated Ablation Catheter, Control Catheter
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
26
States / cities
Birmingham, Alabama • Fullerton, California • Sacramento, California + 21 more
Conditions
Atrial Fibrillation
Interventions
DE-MRI
Procedure
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
339 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
5
States / cities
Tampa, Florida • Chicago, Illinois • Columbus, Ohio + 2 more
Completed No phase listed Observational

FREEZE Cohort Study

NCT01360008
Conditions
Arrhythmia
Interventions
Not listed
Lead sponsor
Stiftung Institut fuer Herzinfarktforschung
Other
Eligibility
18 Years and older
Enrollment
4,071 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Asheville, North Carolina
Conditions
Atrial Fibrillation
Interventions
Pulmonary Vein Isolation performed by Catheter Ablation, Conventional Antiarrhythmic Drug Therapy
Procedure · Drug
Lead sponsor
Population Health Research Institute
Other
Eligibility
19 Years to 75 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
2
States / cities
Austin, Texas
Completed Phase 1Phase 2 Interventional Results available

Tremelimumab With Chemoembolization or Ablation for Liver Cancer

NCT01853618
Conditions
Heptocellular Cancer, Biliary Tract Neoplasms, Liver Cancer, Hepatocellular Carcinoma, Biliary Cancer
Interventions
Tremelimumab, RFA, TACE, Cryoablation
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland