SINTX Technologies, Inc., formerly Amedica Corporation, is a commercial biomaterial company. The Company is a vertically integrated silicon nitride orthopedic medical device manufacturer. It is focused on using its silicon nitride ceramic technology platform to develop, manufacture and sell a range of medical devices. It is also engaged in developing wear- and corrosion-resistant implant components for hip and knee arthroplasty. The Company is incorporating its silicon nitride technology into components for use in total hip and knee replacement product candidates. The Company markets and sells its products to surgeons and hospitals in the United States, and certain markets in Europe and South America. The Company produces silicon nitride for use in its commercial products and product candidates in the various forms, such as solid silicon nitride, porous silicon nitride, composite silicon nitride and silicon nitride coating.