May 12, 2015 - DePuy ASR Hip Metallosis and DePuy ASR Hip Metal Toxicity - When the metal ions delve into the surrounding hip tissues, symptoms of metallosis can occur. These symptoms include inflammation, chronic pain in the hip, groin and thigh, deterioration and destruction of tissue and bone, failure of the hip implant and the necessity for the patient to undergo hip revision surgery. When the cobalt and chromium...

May 12, 2015 - The M2A Magnum hip implant is manufactured by Biomet, and, like some other all-metal hip implant devices, the Biomet M2A Magnum has the potential to cause serious problems for the implant recipient, including metallosis, metal toxicity, pseudotumors and total hip failure...

February 26, 2015 - Could a Simple Test Detect Metal Sensitivity Prior to Metal Hip Implantation? A 2012 article on Drugs.com noted that testing patients to determine whether they were especially sensitive to metals prior to receiving a metal hip implant could significantly cut down on the complications which arise from metal hypersensitivity. Although cobalt and chromium ions...

DePuy, a subsidiary of Johnson and Johnson, cornered a significant portion of the metal-on-metal hip implant market with its ASR Hip Resurfacing System and ASR Acetabular System. The ASR implant was based on its being substantially similar to another DePuy hip implant—the Pinnacle. The Pinnacle has suffered its share of problems as well, although it has not yet been recalled.