New device aims to seal brain aneurysms without surgery
NCT ID NCT04380350
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested a device called Trenza for treating brain aneurysms. It involved 150 people aged 18 to 80 with a single saccular aneurysm between 6 and 12 mm. The goal was to see if the device could safely block the aneurysm from blood flow and prevent strokes.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Trenza embolization device
What this could lead to
If it works, this device could offer a safe and effective way to treat brain aneurysms without open surgery.
What could go wrong
This is a post-market study, so the device is already approved. However, risks include stroke or incomplete aneurysm sealing.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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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
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Locations
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APHP Bicêtre
Paris, France
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Asklepios Hospital Hamburg St. Georg
Hamburg, Germany
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Besta hopsital
Milan, Italy
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Bordeaux Hopsital
Bordeaux, France
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Brest Hospital
Brest, France
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HCL Lyon
Lyon, France
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Helsinski University Hospital
Helsinki, Finland
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Hospital Clinic i Provincial de Barcelona
Barcelona, Spain
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Hospital Universitario 12 de octubre
Madrid, Spain
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Montpellier Hospital
Montpellier, France
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NHS Lothian
Edinburgh, United Kingdom
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Purpan Hospital
Toulouse, France
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Queen Elizabeth Hospital Birmingham
Birmingham, United Kingdom
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Queen Elizabeth University Hospital
Glasgow, United Kingdom
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Salzburg University Hopsital
Salzburg, Austria
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Turun yliopistollinen keskussairaala
Turku, Finland
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Universitätsklinikum Knappschaftskrankenhaus Bochum GmbH
Bochum, Germany
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Universitätsklinikum Schleswig-Holstein Campus Lübeck
Lübeck, Germany