Stakeholder Action
A number of organisations played a significant role in the post-market medical implant surveillance and regulation of the ASR™ hip, including: The manufacturer (ASR), the MHRA, (which appointed a Metal-on-Metal Expert Advisory Group), the National Joint Registry (NJR), the British Orthopaedic Association and the British Hip Society. It is unclear whether De Puy knew about issues with the device before removing it from the market in 20111Cohen, D. (2011).