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ClinicalTrials.gov public records Last synced Oct 20, 2026, 10:05 PM EDT

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Showing 49–72 of 97 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Atrial Flutter Clear all
Completed Not applicable Interventional

Determination of Catheter Contact by Evaluation of Microelectrode Near-Field Signals

NCT02080975
View directory record Official record
Conditions
Cardiac Catheter Ablation, Atrial Flutter, Cardiac Arrhythmias
Interventions
Data Collection During Atrial Flutter Ablation
Other
Lead sponsor
David B. De Lurgio
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 4 Interventional Results available

Catheter Evaluation for Endocardial Ablation in Patients With Typical Atrial Flutter

NCT00318565
View directory record Official record
Conditions
Atrial Flutter
Interventions
RF energy delivery for treatment of Typical Atrial flutter
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
23
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2012 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 3 Interventional

Impact Of Different Ablation Approaches on Outcome In Coexistent Atrial Fibrillation and Flutter

NCT01439386
View directory record Official record
Conditions
Atrial Arrhythmia, Quality of Life
Interventions
Catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 19, 2017 · Synced Oct 20, 2026, 10:05 PM 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 15, 2019 · Synced Oct 20, 2026, 10:05 PM EDT
Enrolling by invitation Not applicable Interventional

Storytelling for Reducing Gap in Anticoagulation Use in African Americans With Atrial Fibrillation

NCT05997914
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Adherence, Medication, Anticoagulants and Bleeding Disorders, Stroke, Bleeding, Narration
Interventions
Storytelling Intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
4
States / cities
Jacksonville, Florida • Worcester, Massachusetts • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Not applicable Interventional Results available

Clinical Study to Evaluate the Catheter Robotics Amigo for Performing Right-Sided Electrophysiology Mapping Studies

NCT01139814
View directory record Official record
Conditions
Atrial Flutter, Ventricular Tachycardia
Interventions
Amigo catheter robot
Device
Lead sponsor
Catheter Robotics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
11
States / cities
Newport Beach, California • Redwood City, California • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Oct 20, 2026, 10:05 PM EDT
Completed No phase listed Observational

A Retrospective Analysis of the Use of ACE-inhibitors and Angiotensin Receptor Blockers

NCT00321945
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
ACE-Inhibitors and Angiotensin Receptor Blockers
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 27, 2013 · Synced Oct 20, 2026, 10:05 PM EDT
Not listed No phase listed Observational

PREdicting Atrial Fibrillation or Flutter

NCT01851902
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Not listed
Lead sponsor
Keesler Air Force Base Medical Center
Federal
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Keesler Air Force Base, Mississippi
Source: ClinicalTrials.gov public record
Updated Jan 5, 2016 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 4 Interventional Results available

Comparison of Diltiazem and Metoprolol in the Management of Acute Atrial Fibrillation or Atrial Flutter

NCT01914926
View directory record Official record
Conditions
Heart Rate and Rhythm Disorders
Interventions
Metoprolol, Diltiazem
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced Oct 20, 2026, 10:05 PM EDT
Terminated No phase listed Observational

Data Collection Atrial Fibrillation Exploratory Study

NCT03647085
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Wearable cardiac monitor
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Oct 20, 2026, 10:05 PM EDT
Terminated Phase 4 Interventional Results available

Combined Use of BIOTRONIK Home Monitoring and Predefined Anticoagulation to Reduce Stroke Risk

NCT00559988
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Stroke, Embolism, Systemic Arterial, Major Bleeding
Interventions
Home Monitoring Guided OAC, Physician-Directed OAC
Drug
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,718 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
73
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 70 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 3 Interventional

Study to Determine the Response and Effectiveness of RSD1235 in Subjects With Atrial Fibrillation or Atrial Flutter

NCT00115791
View directory record Official record
Conditions
Atrial Flutter, Atrial Fibrillation
Interventions
RSD1235, placebo
Drug
Lead sponsor
Astellas Pharma Inc
Industry
Eligibility
18 Years and older
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
19
States / cities
Birmingham, Alabama • Huntsville, Alabama • Gainesville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2008 · Synced Oct 20, 2026, 10:05 PM EDT
Recruiting Not applicable Interventional

Pericardiotomy in Cardiac Surgery

NCT06486636
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Cardiac Events
Interventions
Left Posterior Pericardiotomy
Procedure
Lead sponsor
Population Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 20, 2026, 10:05 PM EDT
Completed No phase listed Observational

Atrial Fibrillation/Flutter Outcome Risk Determination

NCT01138644
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
519 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 29, 2015 · Synced Oct 20, 2026, 10:05 PM 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 2, 2025 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 2 Interventional Results available

A Dose-range Finding Study of MAA868 in Patients With Atrial Fibrillation

NCT04213807
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
MAA868 Cohort 1, MAA868 Cohort 2, MAA868 Cohort 3, Placebo
Biological · Other
Lead sponsor
Anthos Therapeutics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
6
States / cities
Beverly Hills, California • Wichita, Kansas • Alexandria, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 20, 2026, 10:05 PM EDT
Terminated No phase listed Observational

Markers of Oxidative Stress Present in Left Atrial Appendage Tissue in Patients With Atrial Fibrillation

NCT00243802
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Inflammation
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 27, 2013 · Synced Oct 20, 2026, 10:05 PM EDT
Terminated Not applicable Interventional

Gen2 Isthmus-Dependent Atrial Flutter Ablation Study

NCT00606463
View directory record Official record
Conditions
Atrial Flutter
Interventions
Cardiac Ablation (Gen2 Cardiac Ablation System)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Birmingham, Alabama • West Orange, New Jersey • Doylestown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 20, 2026, 10:05 PM EDT
Completed No phase listed Observational

Using Smart Phone Technology in Detecting the Presence of Atrial Fibrillation

NCT02214069
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Record and transmit heart rhythm
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Phase 4 Interventional Results available

Effect of Oral and Intravenous Diltiazem Protocol for Emergency Department Atrial Fibrillation

NCT05391893
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Oral, Intravenous drug
Drug
Lead sponsor
Corewell Health South
Other
Eligibility
18 Years and older
Enrollment
444 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 27, 2024 · Synced Oct 20, 2026, 10:05 PM EDT
Terminated Phase 4 Interventional

Randomized Trial Comparing Diltiazem and Metoprolol For Atrial Fibrillation Rate Control

NCT02025465
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Metoprolol, Diltiazem
Drug
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2024
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 20, 2026, 10:05 PM EDT
Active, not recruiting Not applicable Interventional

Repeat Ablation of Persistent Atrial Fibrillation, Including Mitral Isthmus Catheter Ablation, With the FARAPULSE Pulsed Field Ablation System

NCT06735534
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
FARAPULSE™ Pulsed Field Ablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
33
States / cities
Mobile, Alabama • Jonesboro, Arkansas • Los Angeles, California + 29 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 20, 2026, 10:05 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

HeartBeam ECG Registry

NCT07501299
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Bradycardia, Tachycardia, Arrhythmia
Interventions
Electrocardiogram (ECG)
Diagnostic Test
Lead sponsor
HeartBeam, Inc.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 20, 2026, 10:05 PM EDT
Completed Not applicable Interventional

Electronic Alerts for Stroke Prevention in Patients With Atrial Fibrillation or Atrial Flutter

NCT02339493
View directory record Official record
Conditions
Atrial Fibrillation, Stroke
Interventions
Computer Electronic Alert
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years and older
Enrollment
458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 31, 2018 · Synced Oct 20, 2026, 10:05 PM EDT