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Safety and Efficacy of Flow Diversion Devices versus Conventional Stent-Assisted Coiling for the Treatment of Intracranial Posterior Circulation Aneurysms: A Non-Inferiority, Single-Center, Prospective Randomized Controlled Trial

Safety and Efficacy of Flow Diversion Devices versus Conventional Stent-Assisted Coiling for the Treatment of Intracranial Posterior Circulation Aneurysms: A Non-Inferiority, Single-Center, Prospective Randomized Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600116127
Enrollment
Unknown
Registered
2026-01-06
Start date
2026-02-01
Completion date
Unknown
Last updated
2026-01-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Unruptured Intracranial Posterior Circulation Aneurysms

Interventions

Common stent-assisted coil embolization group:Conventional Stent-Assisted Coiling
Flow diverter group:Flow Diverter

Sponsors

The Third Affiliated Hospital Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
22 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Age between 22 and 75 years old.(2) Diagnosis of unruptured intracranial posterior circulation aneurysms confirmed by DSA/CTA.(3) Parent artery diameter ranging from 2.0 mm to 6.5 mm.(4) No contraindications to endovascular treatment.(5) Voluntary signing of the informed consent form.

Exclusion criteria

Exclusion criteria: 1. Comorbidity with other severe cerebrovascular diseases, such as acute cerebral infarction (onset time < 2 weeks), intracerebral hemorrhage, moyamoya disease, and cerebrovascular malformations.(2) Severe allergy to contrast agents.(3) Severe heart failure, or moderate to severe hepatic or renal insufficiency.(4) Pregnant or lactating women.(5) History of major surgery within 6 months.(6) Extracranial aneurysms or ruptured aneurysms.(7) Concurrent participation in other clinical studies.

Design outcomes

Primary

MeasureTime frame
Modified Rankin Scale (mRS) score at 12 months postoperatively;

Secondary

MeasureTime frame
Aneurysm complete occlusion rate at 12 months postoperatively;Quality of life score at 12 months postoperatively;30 day incidence of adverse events after surgery;

Countries

China

Contacts

Public ContactBaoyu Zhang

The Third Affiliated Hospital Sun Yat-sen University

zhangby28@mail.sysu.edu.cn+86 20 85252170

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026