Wright Medical Inc. took steps in to 2006 to convince the U.S. Food & Drug Administration (FDA) to reject pre-market approval of rival Smith & Nephew's Birmingham metal-on-metal hip implant.  Wright Medical, which makes two metal-on-metal hip replacement devices, the Conserve and the Lieneage device, filed a citizen petition … [Read more...] about Rival Tried to Block FDA Approval of Smith & Nephew’s Birmingham Metal-on-Metal Hip Replacement Device