A patient registry in the United Kingdom found about 12 percent of people who had gotten those joints needed them replaced within seven years. In Australia, a registry showed 7 percent of patients needed replacements in just three years.
J&J said it was recalling all 7,500 Adept implants shipped worldwide between 2004 and September 2011. Most likely were already implanted in patients, who were told to contact their doctor if they had problems.
Linda A. Johnson can be followed at http://twitter.com/LindaJ_onPharma.