| Recruiting | 2/3 | 200 | Europe, Canada, US | Immediate mechanical thrombectomy(iMT) using EmboTrap Revascularization Device, EmboTrap III, Initial medical management (iMM) | Emory University, University of Calgary, University of Cincinnati, Heidelberg University, Children's Hospital Medical Center, Cincinnati | Cerebral Ischemia | 12/24 | 12/24 | | |