Stryker Founded in 1941, Stryker is one of the leading manufacturers of surgical equipment and medical devices in orthopedics and neurotechnology. Styker entered the hip and knee market by acquiring Osteonics Corp. in 1979. In 1998, Stryker acquired Howmedica, the orthopedics division of Pfizer, for US$ 1.9 billion, doubling the company's size. Stryker