Medium-term outcome with contemporary mobile-bearing implants : results from a retrospective multicentre study.

Previous studies report good clinical outcomes with the initial mobile-bearing implant design in TKA. Nevertheless clinical data on the subject system are scant and information is lacking to fully appraise the safety and performance of the subject device. A population of 283 consecutive patients who received 307 primary Vanguard ROCC TKAs over a 5.