METALS FOR TJA PAST PRESENT AND FUTURE 1900-19401940-196019701980199020002010 Stainless steel Cobalt-Chromium Alloy Titanium Oxinium OxiniumB(Smith &Nephew Orthopaedics; oxidized zirconium) is the first new metal alloy in orthopaedic ery in 30 yearsMETALS FOR TJA: METALS FOR TJA: PAST, PRESENT, AND FUTURE PAST, PRESENT, AND FUTURE 1900 -1940 1940 -1960 1970 1980 1990 2000 2010 ‌ Stainless Steel Stainless Steel ‌ Cobalt -Chromium Alloy Chromium Alloy ‌ Titanium Titanium ‌ Oxinium Oxinium Oxinium Oxinium ® (Smith &Nephew (Smith &Nephew Orthopaedics Orthopaedics; oxidized ; oxidized zirconium) is the first new metal alloy in orthopaedic zirconium) is the first new metal alloy in orthopaedic surgery in 30 years. surgery in 30 years