Concentric Medical, Inc., headquartered in Mountain View, CA, is a medical device company focused on the design, development and commercialization of minimally invasive medical devices for use in the neurovasculature.For more than 10 years, Concentric Medical has pioneered the development of neuro-interventional products, building a comprehensive portfolio of products and solutions for acute ischemic stroke, foreign body retrieval and support and access in interventional cases.Concentric Medical manufactures the Trevo System‡, Merci Retriever, Merci Microcatheter, Merci Balloon Guide Catheter and the DAC Catheter.