Clinical trials
Atrial fibrillation clinical trials
An irregular, often rapid heart rhythm that can raise the risk of stroke. We’re tracking 546 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07428967Recruiting
Pacemaker after heart procedure for atrial fibrillation
This trial tests a new type of pacemaker for people with atrial fibrillation who are scheduled for a procedure that disconnects the heart's natural electrical pathway. It may help improve symptoms and heart function.
HagenAges 18 years+ - NCT07441382Recruiting
Comparing treatments for frail older adults with atrial fibrillation
This study tests whether combining a heart procedure (catheter ablation) with a device to close the left atrial appendage (LAAO) is safer or better than blood thinners alone for frail patients 75 years or older with atrial fibrillation and high stroke risk. It aims to find a treatment that reduces stroke while lowering bleeding risks.
Guangzhou, GuangdongAges 75 years+ - NCT07447297Recruiting
Early Rhythm Control for Device-Detected Fast Heart Episodes
This trial tests whether starting treatment early to control your heart's rhythm can help people with a heart device who have short bursts of a fast heartbeat (called atrial high rate episodes) but haven't yet been diagnosed with atrial fibrillation on a standard EKG or Holter monitor.
Seoul, SeoulAges 19 years+ - NCT07454317Recruiting
Biofeedback for managing paroxysmal atrial fibrillation
This trial tests whether biofeedback—a technique that helps you learn to control your body's stress responses—can help people with paroxysmal atrial fibrillation (a type of irregular heartbeat that comes and goes) manage their condition better. If you have this kind of AFib and are otherwise stable, this study may be a good fit.
Liverpool, MerseysideAges 18 years+ - NCT07459387Recruiting
Real-world results of a new balloon-in-basket pulsed field ablation catheter for atrial fibrillation
This study tracks patients who have atrial fibrillation and receive a new type of ablation therapy using a special balloon that delivers short electrical pulses. It aims to see how well this new device works in everyday medical practice.
FrankfurtAges 18 years+ - NCT06989775Recruiting
BoxX-NoAF Trial: Preventing Stroke During Heart Surgery
This trial tests a device to close a small pouch in the heart during planned bypass surgery, to help prevent future strokes. It is for people who have never had an irregular heartbeat and are at higher stroke risk due to age and other factors.
Jonesboro, ArkansasAges 65 years+ - NCT07498283Recruiting
Peer mentor support for atrial fibrillation
This study tests if having a peer mentor—someone who has been through similar health experiences—can help people with atrial fibrillation who have lower income or education levels. You would talk with a mentor and fill out surveys to see if this support improves your well-being.
Herlev, Capital RegionAges 18 years+ - NCT07563257Recruiting
Comparing Two Mapping Catheters for Heart Rhythm Ablation
This trial compares two types of specialized catheters used during heart rhythm ablation procedures to help doctors confirm they've created the right burn patterns. If you're having ablation for persistent atrial fibrillation or flutter with complex burn lines planned, this trial may help improve how your procedure is done.
Be’er Ya‘aqovAges 18 years+ - NCT07569016Recruiting
Monitoring Brain Activity During Heart Rhythm Treatment
This trial compares two ways of giving sedation (sleepy medicine) during a procedure to restore normal heart rhythm in people with atrial fibrillation. One method uses a special brain monitor to guide sedation doses, while the other uses standard clinical judgment. The goal is to see if the brain monitor helps keep you safer and more comfortable.
IstanbulAges 18 years+ - NCT07601763Recruiting
Pulsed Field Ablation for Atrial Fibrillation Treatment
This trial tests a newer ablation technique called pulsed field ablation to treat atrial fibrillation, a heart rhythm disorder. The goal is to see if this method works well and is safe for patients who need treatment.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07582523Enrolling by invitation
Heart Rhythm Monitoring at Home for High Blood Pressure
This study tests whether wearing a small heart rhythm patch at home can detect irregular heartbeats in people with high blood pressure. It may help catch heart rhythm problems early before they cause symptoms.
San Francisco, CaliforniaAges 60 years+ - NCT07446244Enrolling by invitation
Catheter ablation for advanced atrial fibrillation
This trial tests a special type of catheter ablation (using electric pulses called electroporation) to treat people with long-lasting atrial fibrillation and a very enlarged left atrium. It may offer a new treatment option when standard approaches are limited.
Ljubljana, OsrednjaslovenskaAges Up to 80 years - NCT07159399Enrolling by invitation
Pharmacist-led education to help patients take blood thinners
This trial tests if talking with a pharmacist helps people with atrial fibrillation remember to take their blood thinner medicine correctly. It may improve stroke prevention.
TaipeiAges 18 years+ - NCT07100483Enrolling by invitation
Comparing surgery methods for atrial fibrillation
This trial studies different surgical techniques for treating atrial fibrillation during heart surgery. It may help people with a history of AFib who are already scheduled for open-heart surgery.
Grand Rapids, MichiganAges 18–85 - NCT07083115Enrolling by invitation
Using MRI to study atrial fibrillation
This trial uses advanced MRI scans to better understand atrial fibrillation (AFib). If you have been diagnosed with AFib and can safely undergo an MRI, you may be able to join this study at the Cleveland Clinic.
Cleveland, OhioAges 18 years+ - NCT06988202Enrolling by invitation
Comparing repeat ablation methods for atrial fibrillation
This trial compares different techniques for a second heart ablation procedure in people with atrial fibrillation (AFib) who have already had one ablation. It aims to find the best approach to stop AFib from coming back.
Rochester, New YorkAges 18 years+ - NCT06802965Enrolling by invitation
Shanghai atrial fibrillation patient registry study
This study tracks people in Shanghai who have been diagnosed with atrial fibrillation (AF, a heart rhythm condition). By joining a registry, researchers can learn more about how AF is managed over time in the local population.
ShanghaiAges Any age - NCT06772207Enrolling by invitation
Heart rehab needs in atrial fibrillation patients
This study looks at what heart rehabilitation people with newly diagnosed atrial fibrillation need and how to improve their care. If you were diagnosed with atrial fibrillation in 2022 or 2023 and live in Denmark, you may be eligible.
OdenseAges 18 years+ - NCT05997914Enrolling by invitation
Storytelling to reduce stroke risk in African Americans with atrial fibrillation
This study tests whether a storytelling program can help African American patients with atrial fibrillation start taking blood thinners as recommended by their doctor. The goal is to reduce stroke risk and improve health outcomes.
Jacksonville, FloridaAges 18 years+ - NCT05725187Enrolling by invitation
AI tool to predict episodes of atrial fibrillation
This study checks whether an AI prediction tool can spot people at risk for recurring episodes of atrial fibrillation (an irregular heartbeat that comes and goes). It may help doctors identify who is more likely to have paroxysmal episodes and plan care earlier.
GwangjuAges 20 years+ - NCT05407415Enrolling by invitation
Using a phone ECG monitor to improve care for atrial fibrillation
This trial studies whether sending heart rhythm recordings from a phone (using the KardiaMobile ECG device) can improve health care use and patient experience for people with atrial fibrillation. It may help your care team monitor you more smoothly—if you meet the study requirements.
Chicago, IllinoisAges 18–90 - NCT04404465Enrolling by invitation
Test blood/heart signals to understand atrial fibrillation changes
This study looks at early changes in the heart related to atrial fibrillation (AF) using health data and biomarkers. It aims to find better ways to predict or understand AF, especially around procedures like ablation or cardioversion.
San Francisco, CaliforniaAges 18 years+ - NCT04148625Enrolling by invitation
Sub-xiphoid hybrid maze for persistent atrial fibrillation after failed ablation
This trial studies a hybrid heart procedure to treat persistent atrial fibrillation in people whose previous catheter ablation did not work. It aims to improve heart rhythm and reduce ongoing symptoms by using a planned combination of techniques and careful follow-up.
Ages 18–80 - NCT05976685Recruiting
Close the left atrial appendage after stroke despite blood thinners
This study tests whether closing a heart pouch called the left atrial appendage can prevent future strokes in people with atrial fibrillation who had an ischemic stroke even while taking blood thinners. It may help reduce stroke risk by blocking a common place where clotting can start.
BrugesAges 18 years+
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Common questions
- Are there clinical trials for atrial fibrillation?
- Yes. Clin2 currently lists 546 recruiting atrial fibrillation studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a atrial fibrillation trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a atrial fibrillation trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.