Background/Purpose: The Merci Retriever was cleared by the Food and Drug Administration in 2004 for use in removing thrombus in acute stroke patients. The original results from Merci were encouraging, and the recanalization rates have continued to improve over time. To better understand mechanical embolectomy with the Merci Retrievers and to improve acute stroke care, a global multicenter real world registry was initiated in 2007. In this paper, late breaking results from this registry will be presented and the impact …