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New stent aims to safely treat brain aneurysms

NCT ID NCT03957382

Disease control Sponsor: Acandis GmbH Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study is checking whether the Accero stent is safe and works well for people with brain aneurysms. Researchers are following 130 patients who already received the stent as part of routine care. They will use imaging and disability scales to see how patients do over time.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Accero® (heal) Stent (a medical device placed in a blood vessel to treat a brain aneurysm)
What this could lead to
If successful, this could confirm that the Accero stent is a safe and effective option for treating brain aneurysms, helping prevent rupture.
What could go wrong
This is a post-market study, not a randomized trial, so results may not prove superiority over other treatments. Risks include typical stent complications like blood clots or vessel damage.

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.

Participants

About 130 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jul 2019

Expected to finish

Mar 2029

An estimate. End dates often move.

Lead sponsor

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.

Who is studied

All patients treated with Accero® (heal) Stent

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: Any patient treated with ACCERO® (heal) Stent according to IFU and has signed the informed consent Exclusion Criteria: \- Patient is participating in another clinical trial

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Conditions

The condition(s) this trial relates to.

brain aneurysm

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Intracranial aneurysm

Contacts and locations

Locations

  • KLINIKUM VEST GMBH Knappschaftskrankenhaus Klinik für Radiologie und Neuroradiologie

    Recklinghausen, 45657, Germany

  • Klinik und Poliklinik für Neuroradiologische Diagnostik und Intervention, Universitätsklinikum Hamburg-Eppendorf

    Hamburg, Free and Hanseatic City of Hamburg, 20246, Germany

  • Krankenhaus Ludmillenstift, Abteilung für Radiologie, Neuroradiologie und Nuklearmedizin

    Meppen, 49716, Germany

  • Vivantes - Klinikum Neukölln Institut für klinische und interventionelle Neuroradiologie

    Berlin, 12351, Germany

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