Role of Ceramic Bearings in Reducing Revision for Infection after THR

Description

In a comprehensive talk, Ajay Malviya explores the significant role ceramic bearings play in reducing the risk of revision due to infection after hip replacements. Citing findings from registry data, Malviya discusses how ceramic bearings can lower bacterial adhesion and biofilm formation, especially within the first 24 hours post-surgery. He emphasizes the importance of investigating further, given that younger patients, particularly males, are more likely to receive ceramic bearings but also at a heightened risk for infection.



Malviya's analysis incorporates data from over 450,000 patients, highlighting a clear trend where individuals under 70, specifically males, tend to favor ceramic bearings. Through rigorous competing risk regression modeling, results indicate a 23-25% protective effect against infections compared to metal-on-poly bearings, particularly pronounced after two years post-implantation.



Additionally, Malviya addresses the occurrence of aseptic loosening and all-cause revisions, revealing that ceramic bearings also provide significant protective benefits in these areas. He concludes that utilizing ceramic materials not only significantly reduces infection risks but also decreases overall revision risks by approximately 20-25%, marking a vital advancement in orthopedic practices.

DOI: 10.1302/3114-221442

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