Device Safety Information – DSI/2026/010
Published on 26 August 2026
From: NHSScotland Assure
DSI/2026/010 - Cobalt-chrome modular neck hip replacements: risk of metal wear effects and revision surgery
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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).