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The Future of Orthopaedics:
News, Trends and Insights from the World of Hip Replacement and Beyond

Cobalt toxicity after hip arthroplasty

Cobalt chromium alloy has been recognized by NIS as a toxic substance, and evidence has demonstrated that high blood levels of cobalt ions can lead to systemic effects in hip patients.

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Does vitamin D deficiency / insufficiency lead to worse outcomes in Total Joint Arthroplasty?

According to recent data, there is a prevalence of vitamin D deficiency in the general US population of 41.6%.

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Italian Regional Registry Study – Modular head-neck adapter system & ceramic heads in revision hip arthroplasty

The study published by Rizzoli’s group investigated the survival rates and reasons for re-revisions, with a focus on implant-related failures.

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Is there a difference in gait function of women treated with a ceramic resurfacing compared to women who received a conventional THA?

According, to a recent study published by Prof. Justin Cobb and his group, the answer is YES!

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PEEK-on-ZTA ceramic Total Disc Replacement

PEEK-on-ZTA ceramic Total Disc Replacement has an acceptable safety profile with a success rate significantly greater than in the fusion control group: 93% vs 73.6% (P< .01).

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Identification of metallic wear debris in failed total ankle replacements (TAR)

The outcomes of total ankle replacement are significantly inferior to the outcomes registered in hip and knee replacements.

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Head-Neck Taper Compatibility in THA

Publication of the "EFORT Recommendations for Off-Label Use, Mix & Match and Mismatch in Hip and Knee Arthroplasty".

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Excellent outcomes in THA with alumina ceramic-on-ceramic bearings in active patients under 65 years

Translating theoretical advantages of ceramics into excellent outcomes and long-term survivorship.

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"Relevance of metal carcinogenicity to orthopedics: controversies and concerns" - EFORT Webinar – 31 January 2022

In 2020, the European Chemical Agency (ECHA) classified metallic cobalt as a Category 1b hazard material, meaning as a presumed carcinogenic substance. 

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