Clinical trials
Implantable Cardioverter Defibrillator (ICD) clinical trials
Below are recruiting implantable cardioverter defibrillator (icd) clinical trials, each written for real people, not researchers. We’re tracking 26 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04558723Recruiting
MRI-guided heart defibrillator placement for non-ischemic weakened hearts
This study looks at whether using a heart MRI (CMR) to guide where to place an implanted defibrillator (ICD) improves outcomes for people with a weakened heart muscle caused by non-ischemic dilated cardiomyopathy. It’s for adults who have low pumping strength and evidence of heart scarring on MRI.
Lübeck, Schleswig-HolsteinAges 18 years+ - NCT05754138Recruiting
Testing sports safety with a subcutaneous defibrillator
This study looks at whether it is safe to play sports if you have a specific type of implanted defibrillator under the skin. It will track your device performance and exercise habits, using home monitoring, to understand any risks from sports.
Tel AvivAges 10–60 - NCT06667505Recruiting
Testing an online education program for ICD patients
This trial tests an online educational program designed to help people with heart failure who have or are waiting for an ICD (a device that helps control heart rhythm). It includes patients, their caregivers, and healthcare professionals to see if the program improves understanding and outcomes.
Belfast, County AntrimAges 18 years+ - NCT05116176Enrolling by invitation
Study of experiences after getting an ICD for heart protection
This study follows people who are scheduled to get a new ICD (a device that helps protect the heart) and asks about their experiences and quality of life. It may help doctors understand what patients feel and how people do after ICD implantation.
Boston, MassachusettsAges 65 years+ - NCT06654284Enrolling by invitation
Quality of life after ICD implant or battery change
This study looks at how people feel and live their daily lives after getting an ICD or having the battery changed. Researchers want to understand your quality of life over time.
LeuvenAges 18 years+ - NCT07258602Enrolling by invitation
Understanding life with an ICD: A patient interview study
This study involves one-on-one interviews with people who have an ICD to understand their experiences and quality of life. If you have an ICD and speak Dutch, you may be able to share your story in a 30–60 minute conversation.
LeuvenAges 18 years+ - NCT07592494Recruiting
Arm Exercise Training for Heart Failure With Device
This study compares different types of arm exercises for people with heart failure who have a pacemaker or defibrillator implanted. The goal is to see which exercise approach best improves how well your arms function and help you stay active.
ÇorumAges 18 years+ - NCT03588286Recruiting
Check heart rhythm risk early after a heart attack
This trial tests whether a programmed heart rhythm test can better identify who needs an implanted defibrillator (ICD) soon after a heart attack. It may help prevent dangerous fast heart rhythms (tachyarrhythmias) by guiding who gets an ICD.
Boston, MassachusettsAges 18–85 - NCT05373940Recruiting
ICD placement to prevent sudden heart death in people over 70
This study looks at placing an ICD, a device that can stop dangerous heart rhythms, to help prevent sudden cardiac death. It is for people over 70 with specific heart function and heart failure symptoms.
Aix-en-ProvenceAges 70 years+ - NCT05568069Recruiting
Study of defibrillator implants for non-ischemic weak heart
This study looks at whether implantable defibrillators can reduce dangerous heart rhythms in people with non-ischemic cardiomyopathy (heart weakness not caused by blocked heart arteries), a heart scar, and very low pumping strength despite best treatment. It compares different approaches to choosing which patients should receive these devices.
High Wycombe, BuckinghamshireAges 18 years+ - NCT05665608Recruiting
Prevent sudden death after a heart attack with a defibrillator
This trial studies whether implanting a defibrillator (ICD) soon after a heart attack can lower the risk of sudden cardiac death in people with weaker heart pumping and symptoms of heart failure. It compares strategies around defibrillator implantation, aiming to improve safety and outcomes.
FeldkirchAges 18 years+ - NCT06739239Recruiting
French cohort study of an extra-vascular ICD
This study follows patients who receive a new type of implantable defibrillator that sits outside the heart and blood vessels. It aims to collect information about how well the device works and how safe it is over time.
ParisAges Any age - NCT06964464RecruitingPhase 4
Comparing two heart failure medications in ICD patients
This trial compares two beta-blocker medications, carvedilol and metoprolol succinate, to see which one works better for people with heart failure who have an implantable cardioverter defibrillator (ICD). If you are currently taking metoprolol succinate, you may be able to switch to carvedilol and help researchers find the best treatment.
Scottsdale, ArizonaAges 18 years+ - NCT07084142Recruiting
Digital aid for ICD decisions
This study is developing a digital tool to help people 70 and older with heart failure decide whether an ICD (a device that prevents dangerous heart rhythms) is right for them. Participants will help test and improve this tool.
San Francisco, CaliforniaAges 60 years+ - NCT01999140Recruiting
ICD and CRT-D device registry for patients worldwide
This trial is a real-world registry that collects information from people who receive an implantable heart defibrillator or related device. It helps doctors understand how these devices are used and how patients do over time.
Washington D.C., District of ColumbiaAges Any age - NCT02275637Recruiting
Testing heart-rhythm monitoring from implanted devices
This study checks how well implanted heart rhythm devices can detect rhythm problems in everyday patients. It may help improve detection and follow-up over the next year.
BergamoAges Any age - NCT07253909Enrolling by invitation
Arm function in heart failure with ICD or CRT devices
This study looks at how well people with heart failure and certain heart devices (ICD or CRT) can use their arms and hands. It aims to understand if these devices affect upper body function.
Ankara, SamanpazarıAges 18 years+ - NCT06935526Enrolling by invitation
Mobile app and phone calls for ICD patients
This trial tests if a mobile app and regular phone check-ins can help reduce anxiety and improve confidence for people with an implantable cardioverter-defibrillator (ICD). It may be a good fit if you have an ICD, feel some anxiety, and use an Android smartphone.
Antalya, KonyaaltıAges 18 years+ - NCT02888353Enrolling by invitation
MRI safety check for people with pacemakers or defibrillators
This trial studies whether it’s safe to do MRI scans in people who already have a pacemaker or an implanted defibrillator (ICD) when they medically need an MRI. It’s for patients who can pass the usual MRI safety screening.
Baltimore, MarylandAges 9–100 - NCT04576130Recruiting
ICD study after cardiac arrest from an abnormal heart rhythm
This study looks at an implantable defibrillator (ICD) strategy in people who survived a cardiac arrest caused by an abnormal rhythm (ventricular fibrillation or ventricular tachycardia). It aims to reduce the risk of another dangerous rhythm after the blocked heart arteries are fully treated.
CopenhagenAges 18 years+ - NCT05390047Recruiting
Register people with an S-ICD and follow them after implant
This trial is a registry that collects real-world information from people who receive an S-ICD (a small device under the skin) to help doctors learn how these devices perform over time. You may qualify if you already had the implant and can be followed for at least one month.
Lübeck, Schleswig-HolsteinAges 18–99 - NCT06543173Recruiting
Preventive heart ablation with defibrillator in high-risk patients
This study tests if doing a special heart procedure (catheter ablation) at the same time as implanting a defibrillator (ICD) can prevent dangerous heart rhythms better than the ICD alone. It is for people with a very weak heart pump due to blocked arteries who are getting a first-time ICD.
Copenhagen, Region HAges 18 years+ - NCT06330675Recruiting
Early mobilization after pacemaker or ICD implant
This trial is testing whether getting up and moving earlier after a pacemaker or defibrillator implant is safe and helpful. If you are getting a new device for the first time, you may be able to join.
LuganoAges 18 years+ - NCT06842940Recruiting
Predicting best lead placement during pacemaker or ICD surgery
This study tests whether a measurement called 'slew rate' can help doctors find the best spot to attach the leads (wires) from a pacemaker or ICD to your heart. It may lead to more stable and effective placement during your procedure.
FidenzaAges 18–100
Hear when a new Implantable Cardioverter Defibrillator (ICD) trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for implantable cardioverter defibrillator (icd)?
- Yes. Clin2 currently lists 26 recruiting implantable cardioverter defibrillator (icd) 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 implantable cardioverter defibrillator (icd) 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 implantable cardioverter defibrillator (icd) 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.