He co-founded Rocky Mountain Associates in Johnstown, Colo., in 1991. Dr. Donner is one of 30 surgeons participating in a clinical trial involving the Maverick Artificial Disc. Brad Dresher, MD, a board-certified orthopedic surgeon specializing in foot and ankle surgery, serves at the Pinnacle III-managed Orthopaedic & Spine Center of Southern Colorado in Colorado Springs. He is a team physician for the University of Colorado at Colorado Springs athletic teams. Thomas Eickmann, MD, performs orthopedic surgery at Pinnacle III-managed The Surgery Center at Lutheran in White Ridge, Colo. In practice with Cornerstone Orthopaedics & Sports Medicine in Louisville, Colo., Dr. Eickmann is the clinical director for product development for Renovis Surgical.