New mesh stent aims to seal brain aneurysms without surgery

NCT ID NCT07228312

Recruiting now Disease control Sponsor: Johnson & Johnson Medical (Shanghai) Ltd. Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jul 07, 2026 · Updated 3 times

Summary

This study is testing a new device called the Choydar flow-directed mesh stent for people with unruptured brain aneurysms—weak spots in blood vessels that could burst. The stent is placed inside the artery to block blood flow into the aneurysm, helping it heal. Researchers will follow 200 participants for 12 months to see how well the stent works and if it causes any serious side effects like stroke or bleeding.

What this could mean

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

Active substance: Choydar flow-directed mesh stent
What this could lead to: If successful, this stent could offer a safer, less invasive way to seal brain aneurysms and prevent them from bursting.
What could go wrong: This is an observational study, not a randomized trial, so results may be less definitive. Risks include stroke, bleeding, or stent narrowing.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for INTRACRANIAL ANEURYSM are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

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

Chenzhou No.1 People's Hospital
RECRUITING

Chenzhou, 432000, China
Guangdong Provincial People's Hospital
RECRUITING

Guangzhou, 519041, China
Nanjing Drum Tower Hospital The Affiliated Hospital of Nanjing University Medical School
RECRUITING

Nanjing, 210008, China
Nanyang Central Hospital
RECRUITING

Nanyang, 473000, China
Shanxi Provincial People's Hospital
RECRUITING

Taiyuan, 30012, China
The First Affiliated Hospital of Nanjing Medical University
RECRUITING

Nanjing, 210029, China
The First Affiliated Hospital of Wannan Medical College
RECRUITING

Wuhu, 241001, China
The First Affiliated Hospital of Zhengzhou University
RECRUITING

Zhengzhou, 450052, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.