Gyrus ACMI doing business as Olympus Surgical Technologies America, manufactures and supplies medical visualization and energy systems to medical professionals in the United States and internationally. The company offers a variety of minimally invasive devices in the surgical fields of urology, gynecology, ENT (ear, nose, and throat), and general surgery. Gyrus ACMI, Inc. was formerly known as ACMI Corporation and changed its name to Gyrus ACMI, Inc. in July 2005. The company was founded in 1908 and is based in Southborough, Massachusetts with locations in Southborough, Massachusetts; Brooklyn Park, Minnesota; Bartlett, Tennessee; and Norwalk, Ohio. Gyrus ACMI, Inc. operates as a subsidiary of Olympus Corporation.