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ClinicalTrials.gov public records Last synced Sep 24, 2026, 5:48 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: atrial tissue Clear all
Completed Not applicable Interventional

Half-normal Saline in Atrial Fibrillation Ablation

NCT03498586
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Half-normal saline, Normal saline
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 24, 2026, 5:48 PM EDT
Enrolling by invitation Not applicable Interventional

Out-of-office Monitoring for Rhythms Of Normal Versus Atrial Fibrillation

NCT07582523
View directory record Official record
Conditions
Atrial Fibrillation (AF), Hypertension (HTN), High Blood Pressure
Interventions
Blood Pressure Monitor Without AFib Detection, Blood Pressure Monitor With AFib Detection
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
60 Years and older
Enrollment
1,910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional Results available

Left Atrial Appendage Closure With SentreHeart Lariat® Device

NCT02681042
View directory record Official record
Conditions
Cardioembolic Stroke, Atrial Fibrillation
Interventions
Left atrial appendage closure, SentreHeart Lariat®
Procedure · Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Plano, Texas
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Not yet recruiting Phase 3 Interventional

MAGNEsium With meToprolol for Rate Control In Atrial Fibrillation

NCT07632157
View directory record Official record
Conditions
Atrial Flutter With Rapid Ventricular Response
Interventions
Magnesium Sulfate 2g, Magnesium Sulfate 4g, Saline (0.9% NaCl)
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Oak Lawn, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Temporary Autonomic Blockade to Prevent Atrial Fibrillation After Cardiac Surgery

NCT02498769
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Botulinum Toxin Type A, Placebo
Drug
Lead sponsor
Joseph Mathew, M.D.
Other
Eligibility
50 Years to 90 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional

ICE: Intracardiac Ultrasound Within the Left Atrium During Radiofrequency Ablation of Nonvalvular Atrial Fibrillation

NCT02028143
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Biosense Webster irrigated tip catheter, Pulmonary vein isolation, ICE catheter placed through one of two existing 8F sheaths
Device · Procedure
Lead sponsor
Gregory Jones
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Kingsport, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 23, 2018 · Synced Sep 24, 2026, 5:48 PM EDT
Terminated Not applicable Interventional

nContactSurgical Numeris-AF Tethered Coagulation System for Treatment of Persistent & LSP AF

NCT00950092
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Numeris-AF Tethered Coagulation System with VisiTrax
Device
Lead sponsor
nContact Surgical Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Venice, Florida • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional Results available

Intravenous Magnesium Infusion in Patients Undergoing Cardioversion of Atrial Fibrillation Trial

NCT01597557
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Magnesium Sulfate, Placebo
Drug · Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 21, 2020 · Synced Sep 24, 2026, 5:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

WHOOP ECG Software Performance Assessment Study

NCT06622265
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Electrocardiogram recording
Device
Lead sponsor
Whoop Inc.
Industry
Eligibility
22 Years and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
7
States / cities
Phoenix, Arizona • Covina, California • Northridge, California + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Sep 24, 2026, 5:48 PM EDT
Terminated No phase listed Observational

A Prospective Investigation of Pleth Variability Index (PVI) as a Dynamic Parameter of Fluid Responsiveness in Children

NCT02276599
View directory record Official record
Conditions
Atrial Septal Defect
Interventions
Volume expansion
Procedure
Lead sponsor
Brian Schloss
Other
Eligibility
1 Year to 12 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 17, 2018 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

WIBOFA - Validation of SCT02 With ECG-App for Detection of AF

NCT06351761
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Investigational Device (Withings SCT02) 30 second Electrocardiogram recording, Reference Device (Schiller Cardiovit FT-1) 30 second Electrocardiogram recording
Device
Lead sponsor
Withings
Industry
Eligibility
22 Years and older
Enrollment
373 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Boca Raton, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed No phase listed Observational

Clinical Utility and Validation of the Rhythmia Mapping System for the Treatment of Cardiac Arrhythmias

NCT03094221
View directory record Official record
Conditions
Cardiac Arrhythmias, Electroanatomic Mapping, Cardiac Ablation
Interventions
Rhythmia Mapping System
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Sep 24, 2026, 5:48 PM EDT
Not listed Phase 4 Interventional

Rapid Atrial Fibrillation Treatment Strategy

NCT04092621
View directory record Official record
Conditions
New Onset Atrial Fibrillation, Sepsis, Respiratory Failure
Interventions
Amiodarone in Parenteral Dosage Form, Amiodarone Pill, Direct Current Cardioversion (DCC), Rate-control therapy
Drug · Procedure
Lead sponsor
Our Lady of the Lake Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 16, 2019 · Synced Sep 24, 2026, 5:48 PM EDT
Terminated Not applicable Interventional

Peri-Atrial Inflammatory Fat and Atrial Fibrillation

NCT04186169
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Catheter ablation
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced Sep 24, 2026, 5:48 PM EDT
Active, not recruiting Not applicable Interventional

Insertable Cardiac Monitor for Primary Atrial Fibrillation Detection in High-Risk Heart Failure Patients

NCT04818645
View directory record Official record
Conditions
Atrial Fibrillation, Heart Failure
Interventions
ASSERT Insertable Cardiac Monitor, Conventional Management and monitoring
Device · Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional

Efficacy of Different Ablation Strategies for Controlling Atrial Fibrillation

NCT00379301
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Radiofrequency ablation
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 13, 2012 · Synced Sep 24, 2026, 5:48 PM EDT
Recruiting Phase 2 Interventional

Amiodarone for the Prevention of Atrial Fibrillation After Minimally Invasive Esophagectomy in Patients With Esophageal Cancer

NCT06067438
View directory record Official record
Conditions
Atrial Fibrillation, Esophageal Carcinoma
Interventions
Amiodarone Hydrochloride, Saline
Drug · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed No phase listed Observational

Cardiovascular Disease Protection Tissue

NCT02348515
View directory record Official record
Conditions
Myocardial Ischemia
Interventions
Heart failure or coronary disease, Heart transplant patients, Orthotopic Heart Transplant Patients, Heart Surgery Patients, Blood Draw
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 26, 2018 · Synced Sep 24, 2026, 5:48 PM EDT
Recruiting Early Phase 1 Interventional

Discontinuation of Anticoagulations After Successful Catheter Ablation of Atrial Fibrillation

NCT06615596
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
discontinue anticoagulation therapy, Anticoagulant drugs, Catheter Ablation
Behavioral · Drug · Procedure
Lead sponsor
China National Center for Cardiovascular Diseases
Government
Eligibility
18 Years and older
Enrollment
3,160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Women's Health Initiative Silent Atrial Fibrillation Recording Study

NCT05366803
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Physical Activity
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
65 Years to 100 Years · Female only
Enrollment
1,257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced Sep 24, 2026, 5:48 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 26, 2013 · Synced Sep 24, 2026, 5:48 PM EDT
Active, not recruiting Not applicable Interventional

An Early Feasibility Study Evaluation of an Implant Free Interatrial Shunt to Improve Heart Failure

NCT06859970
View directory record Official record
Conditions
Heart Failure, Heart Failure NYHA Class III, Heart Failure With Reduced Ejection Fraction, Ambulatory Heart Failure, NYHA Class IV
Interventions
PAS-C System
Device
Lead sponsor
InterShunt Technologies, Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
6
States / cities
Jonesboro, Arkansas • Thousand Oaks, California • Indianapolis, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 24, 2026, 5:48 PM EDT
Not listed No phase listed Observational

Dielectric Tissue Imaging in Cavotricuspid Isthmus Ablation

NCT04438395
View directory record Official record
Conditions
Atrial Fibrillation and Flutter
Interventions
Cardiac ablation via catheter
Device
Lead sponsor
EPD Solutions, A Philips Company
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Sep 24, 2026, 5:48 PM EDT
Completed Phase 1 Interventional Results available

The CHILD Trial: Hypoplastic Left Heart Syndrome Study.

NCT03406884
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
c-kit+ cells
Biological
Lead sponsor
Joshua M Hare
Other
Eligibility
1 Day to 21 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
4
States / cities
Atlanta, Georgia • Chicago, Illinois • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 24, 2026, 5:48 PM EDT