Stryker Corp, 4100 E Milham Ave, Portage, MI 49002, US

Aspen Surgical Products, which is headquartered in Caledonia, Mich., focuses on manufacturing and marketing both original equipment manufacturing and branded disposable medical products designed for surgical and general health care applications. Recent years have brought rapid growth through both product line extensions and new product introductions. The acquisition of the Sterion Medical Products group in 2004 brings new additions to its product offering and to its production capabilities. Richard-Allan Medical, a wholly owned subsidiary of Aspen Surgical, manufacturers of high-quality medical products since 1946, provides Richard-Allan surgical needles to United States and international health care markets through Aspen Surgical.