International Registry of Intra-arterial and Endosaccular Flow Diverters (IRF)
Key facts
- Where
- Toronto, CanadaSee the 2 sites
Where in Canada
- St. Michael's HospitalToronto, CanadaContact: Vitor Mendes Pereira, MDTaking people
- Toronto Western HospitalToronto, CanadaContact: Pascal Mosimann, MD, PDTaking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Contact the study team: see the registry record → Contacts and Locations
Print a page for my doctorTrial details
- Who runs it
- Montefiore Medical Center
- Trial code
- NCT06174727
- Record updated
- 21 September 2026
- Original description
This multicenter retrospective cohort study aims to evaluate and compare the technical performance, safety, and clinical outcomes of intracranial aneurysms treated with flow diverter stents and endosaccular flow disruptors.Read full original descriptionShow less
Outcomes of Intra-arterial and Endosaccular Flow Diverters for Treatment of Intracranial Aneurysms - International Registry of Intra-arterial and Endosaccular Flow Diverters (IRF)
This multicenter retrospective cohort study aims to evaluate and compare the technical performance, safety, and clinical outcomes of intracranial aneurysms treated with flow diverter stents and endosaccular flow disruptors.
Inclusion: Consecutive adult patients (18 years of age or older); Underwent endovascular treatment with one of the following devices:; Endoluminal Flow Diverter Stents: i. Pipeline Flex (Covidien, California, USA) ii. Pipeline Flex with Shield Technology (Covidien) iii. Surpass Streamline (Stryker Neurovascular, California, USA) iv. Surpass Evolve (Stryker) v. Silk flow diverter (Balt Extrusion, Montmorency, France) vi. Flow-Redirection Intraluminal Device (FRED; MicroVention) vii. Flow-Redirection Intraluminal Device X (FRED X; MicroVention) viii. p64 Flow Modulation Device (phenox GmbH) ix. Endovascular clip system (eCLIPs) (eCLIPsTM, eVasc Neurovascular, Vancouver, BC, Canada); Intrasaccular Flow Disruptors: i. Woven EndoBridge (WEB; MicroVention) ii. Luna/Artisse System (Medtronic) iii. Medina Embolic Device (Medtronic) iv. Contour Neurovascular System (Cerus Endovascular) v. Neqstent Coil Assisted Flow Diverter (Cerus Endovascular) vi. pCONus and pCANvas (phenox GmbH) vii. Nexus Aneurysm Embolization System (EndoStream Medical) viii. CITADEL™ Embolization Device (Balt, USA); Complete medical records and follow-up data available.
Exclusion: Aneurysms treated with investigational devices not listed within Inclusion Criteria; Incomplete procedural or follow-up records; Non-flow-diverter or non-flow-disruptor treatments (e.g., coiling-only cases).