Smith & Nephew PLC engages in the development, manufacture, marketing, and sale of medical devices. It operates through the following segments: Orthopaedics; Sports Medicine and ENT; and Advanced Wound Management. The Orthopaedics and Sports Medicine and ENT segment consists of the following businesses: knee implants, hip implants, other reconstruction, trauma, sports medicine joint repair, arthroscopic enabling technologies and ENT. The Advanced Wound Management segment comprises advanced wound care, advanced wound bioactives and advanced wound devices businesses. The company was founded by Thomas James Smith in 1856 and is headquartered in Watford, the United Kingdom.