Tiny probe tracks antibiotic in Kids' chests after heart surgery
NCT ID NCT07327502
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at how the antibiotic cefazolin spreads in the chest tissue of 10 children after heart surgery for congenital heart disease. A small probe placed during surgery will measure drug levels over 36 hours. The goal is to create a computer model to help doctors give the best dose to prevent infections.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- cefazolin
- What this could lead to
- If successful, this could help doctors give the right dose of cefazolin to prevent infections after children's heart surgery.
- What could go wrong
- This is a very small, early study with only 10 children, so results may not apply to all kids. It only measures drug levels, not whether infections are actually prevented.
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 10 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jan 2026
An estimate. Start dates often move.
- Expected to finish
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Feb 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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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6 months to 6 years
- 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: * Child aged over 6 months and under 6 years * Hospitalized in pediatric cardiac intensive care after cardiac surgery for congenital heart disease. * Selected congenital heart diseases: ventricular septal defect auricular septal defect, pulmonary stenosis, tetralogy of Fallot * Surgery with median sternotomy and intraoperative cardiopulmonary bypass * Intraoperative antibiotic prophylaxis with cefazolin * Patient affiliated with a social security plan or eligible * whose two parents or legal guardians have accepted and signed the study consent Exclusion Criteria: * Emergency cardiac surgery * Patient already enrolled in the study * Patient who has previously undergone cardiac surgery * Patient with haemostasis disorders or immune deficiency * Patient with bacterial colonization indicating antibiotic prophylaxis other than cefazolin * Participation in another interventional research study
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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
1 site. 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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Hôpital Necker Enfants Malades
Paris, Île-de-France Region, 75015, France