First Pass Recanalization Rates of Solitaire vs Trevo vs Primary Aspiration: The Kaiser Southern California Experience.

Context: New stroke thrombectomy devices have significantly improved recanalization rates in patients with large vessel occlusion. The first pass effect, or complete or near complete recanalization after a single pass of a device, is associated with better outcome. However, it remains unclear whether one technique is superior to the others at first pass recanalization.