WEB French Observatory of the WEB Aneurysm Embolization System

Exclusion Criteria

• •1\. Subject is greater than 75 years of age; 2. Subject has more than one aneurysm requiring treatment within 30 days of index procedure; 3. Subject is female and pregnant or breast-feeding; 4. Subject has a known coagulopathy; 5. Subject has a known hemoglobinopathy or thrombocytopathy; 6. Subject has lesion with characteristics unsuitable for endovascular treatment; 7. Subject has vessel, tortuosity or morphology which could preclude safe access and support during treatment with clinical evaluation device; 8. Subject exhibits ischemic symptoms such as transient ischemic attacks, minor strokes, stroke-in-evolution within 30 days prior to enrollment; 9. Subject exhibits clinical or angiographic evidence of vasospasm; 10. Subject has physical, neurologic or psychiatric conditions, which preclude Subject's ability to comply with all aspects of the screening, evaluation, treatment, and the post-procedure follow-up schedule; 11. Subject has known hypersensitivity to any component of the clinical evaluation device, procedural materials, or medications commonly used during the procedure; 12. Subject has received any investigational device for treatment of the target intracranial aneurysm prior to entry into this trial; 13. Subject has an acute life-threatening illness other than the neurological disease to be treated in this trial; 14. Subject has a life expectancy of less than 2 years due to other illness or condition (in addition to an intracranial aneurysm);
• •15\. Subject has Computed Tomography (CT) or Magnetic Resonance Imaging (MRI) evidence of subarachnoid/intracranial hemorrhage on presentation; 16. Subject has any circulatory, neurovascular, or cardiovascular medical conditions that have resulted in neurological symptoms;
• •17\. Subject has a ruptured aneurysm and Hunt \& Hess Score of IV or V;
• •18\. Subject has CT or MRI evidence of intracranial tumor (except small meningioma) or any other intracranial vascular malformations on presentation; 19. Subject has angiographic evidence of vasculitis; 20. Microcatheter could not reach Subject's aneurysm to allow necessary access to treat with clinical evaluation device