Tiny heart, tiny device: new hope for premature babies
NCT ID NCT06587282
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a small device called the BLOOM Micro-Occluder to close a common heart hole (PDA) in premature babies. About 55 babies weighing between 600 and 2500 grams will be enrolled. The goal is to see if the device is safe and works well over 6 months.
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 55 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2025
- Expected to finish
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Mar 2029
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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5 days and older
- 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: * Subject is age ≥5 days at time of enrollment. * Subject has a diagnosis of a hemodynamically significant patent ductus arteriosus (PDA) requiring closure. * Subject has a PDA is ≤4.0 mm in diameter. * Subject has a PDA is ≥5 mm in length. * Subject's weight is between 600-2500 grams at time of enrollment. Exclusion Criteria: * Subject has pre-existing coarctation of the aorta. * Subject has pre-existing left pulmonary artery stenosis. * Subject has an Intracardiac thrombus that may interfere with the implant procedure * Subject has other known hemodynamically significant congenital heart disease conditions at time of enrollment requiring intervention * Subject has an active systemic infection at the time of enrollment.
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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.
Contacts and locations
Locations
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Children's Healthcare of Atlanta
Atlanta, Georgia, 30342, United States
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Herma Heart Institute-Children's Wisconsin
Milwaukee, Wisconsin, 53226, United States
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Le Bonheur Children's Hospital
Memphis, Tennessee, 38103, United States
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Memorial Healthcare System-Joe DiMaggio Children's Hospital
Hollywood, Florida, 33021, United States
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Nicklaus Children's Hospital
Miami, Florida, 33155, United States
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UC Davis Health
Sacramento, California, 95817, United States
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UC San Diego-Rady Children's Hospital
San Diego, California, 92123, United States
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UT Southwestern Medical Center
Dallas, Texas, 75390, United States
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Washington University-St. Louis Children's Hospital
St Louis, Missouri, 63110, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.