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New stent could spare tiny hearts from early surgery
NCT ID NCT07114718
First seen Jun 27, 2026 · Last updated Sep 15, 2026 · Updated 3 times
Summary
This study tests a special stent designed to keep a small heart vessel open in babies under 6 months old who have a congenital heart defect. The goal is to improve blood flow to the lungs and delay or avoid open-heart surgery. About 35 infants will receive the stent and be monitored for safety and how well it works.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 45 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Apr 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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1 minute to 6 months
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Parental or legal authorized representative provide consent for study enrollment 2. Infants \< 6 months of age 3. Diagnosis of congenital heart defect with ductal-dependent pulmonary circulation requiring infusion of prostaglandins 4. Requires ductus arteriosus stent diameters of 3.5mm or 4mm and stent lengths between 16mm and 28mm Exclusion Criteria: 1. Active blood stream infection 2. Active or history of endocarditis 3. Body weight \<2.5kg 4. Gestational age \<32 weeks at birth 5. Complete heart block 6. Total Anomalous Pulmonary Venous Return 7. Anatomic variation judged to be inappropriate for ductal stenting per the treating interventionalist 8. Presence of an aortopulmonary collateral that is expected to require unifocalization 9. Non-confluent pulmonary arteries (i.e. isolated pulmonary artery of ductal origin) or bilateral patent ductus arteriosus (PDA) 10. Pulmonary atresia with intact ventricular septum with RV-dependent coronary circulation 11. Currently participating in an investigational drug study or another device study that would confound the study results 12. Patient who is on extracorporeal membrane oxygenation (ECMO), ventricular assist device (VAD), or dialysis prior to ductal stenting procedure 13. Major co-morbidities which, in the opinion of the investigator, would negatively alter expected 1-year survival (e.g., intracranial hemorrhage, renal failure, etc.) 14. Patient who is undergoing another transcatheter procedure (e.g., atrial septostomy, aortic arch intervention, or right ventricular outflow tract intervention) during or within 24 hours prior to the ductus arteriosus stenting procedure 15. Patient who, at the time of enrollment, is deemed not to be a candidate for eventual stage II palliation of single ventricle heart disease, complete surgical repair, nor transcatheter treatment with resultant biventricular circulation 16. Patient who does not plan to return to the enrolling center or another participating center for stage II palliation, complete surgical repair, or definitive catheterization procedure 17. Contraindications to peri-procedural anticoagulation 18. Known to be non-responsive to aspirin or other antiplatelet therapies 19. Known hypersensitivity or allergy to Nickel 20. Known hypersensitivity to contrast media that cannot be adequately pre-medicated
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
10 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Boston Children's Hospital
NOT_YET_RECRUITINGBoston, Massachusetts, 02115, United States
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Children's Hospital Colorado
RECRUITINGAurora, Colorado, 80045, United States
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Children's Hospital of Philadelphia
RECRUITINGPhiladelphia, Pennsylvania, 19104, United States
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Cincinnati Children's Hospital Medical Center
RECRUITINGCincinnati, Ohio, 45229, United States
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Leland Stanford Junior University
RECRUITINGStanford, California, 94305, United States
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Nationwide Children's Hospital
RECRUITINGColumbus, Ohio, 43205, United States
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Rady Children's Hospital San Diego
NOT_YET_RECRUITINGSan Diego, California, 92123, United States
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Seattle Children's Hospital
RECRUITINGSeattle, Washington, 98105, United States
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Texas Children's Hospital - Baylor College of Medicine
RECRUITINGHouston, Texas, 77030, United States
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UCLA Mattel Children's
RECRUITINGLos Angeles, California, 90095, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- A soft patch that watches your heart beat in real time
- Can a warm wrist make baby arterial lines easier?
- Why fontan hearts struggle to exercise: researchers probe the lungs
- Can a scan before birth predict a Baby's heart defect?
- Robotic magnetic catheter takes aim at stubborn heart rhythms in adults born with heart defects
- Can heart surgery rehab move from hospital to home?