Device safety

Cobalt-chrome modular neck hip replacements: risk of metal-wear effects and revision surgery (DSI/2026/010)

Issued 26 Aug 2026 · DSI/2026/010

Read and act on the official notice on GOV.UK

The MHRA's summary

An MHRA investigation has found increased risks of wear and corrosion associated with multiple cobalt-chrome (Co-Cr) modular neck hip stem components, including a potential increased occurrence of revision surgery due to adverse local tissue reaction (ALTR).

MHRA's audience tags: General practice, Orthopaedics

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Source: the MHRA on GOV.UK. Contains public sector information licensed under the Open Government Licence v3.0. Pharmshark is not affiliated with or endorsed by the MHRA.