Founded in 1941, Stryker Corporation is one of the world's largest medical device companies and a leader in the worldwide orthopaedic market. The company's products include hip, knee and shoulder reconstructive implants, trauma systems used in bone repair, spinal implants, bone cement, powered surgical instruments, endoscopic systems, hospital beds and stretchers, craniomaxillofacial implants and image-guided surgical systems for the global market. In the United States, most of Stryker's products are marketed directly to hospitals, doctors and other healthcare facilities. Its products are sold in more than 100 other countries.