Primary and secondary safety outcomes at 1-year post-procedure
| Endpoint | Event rate n/N (%) (95% CI) |
| Major stroke in the territory supplied by the treated artery or neurological death | 0/50 (0%) (0%, 5.8%) |
| Major stroke in the territory supplied by the treated artery | 0/50 (0%) (0%, 5.8%) |
| Neurological death | 0/50 (0%) (0%, 5.8%) |
| Pipeline Flex embolization device with shield technology-related neurologic adverse event rate | 7/50 (14.0%) (5.8%, 26.7%) |