Howmedica recalls SCORPIO TOTAL KNEE CONCENTRIC DOME PATELLA-SZ #11 knee implants manufactured over 5 years ago due to potential oxidation in UHMWPE material. Affected units have lot numbers LT28 or 4TXX.
Product manufactured using UHMWPE raw material over 5 years of age has the potential for elevated levels of oxidation. Oxidation within UHMWPE can have an impact on its material properties.
Howmedica is recalling certain SCORPIO knee implants that were made more than 5 years ago because the plastic material could become oxidized over time. This oxidation might weaken the implant, but the recall does not specify immediate danger to users.
The knee implant uses UHMWPE plastic that can oxidize over time. Oxidation may weaken the material, but the recall does not state that this causes immediate harm or injury to users.
People who own or use SCORPIO TOTAL KNE:CONCENTRIC DOME PATELLA-SZ #11 knee implants with lot numbers LT28 or 4TXX. Those with implants made more than 5 years ago are most at risk.
Check your SCORPIO TOTAL KNEE CONCENTRIC DOME PATELLA-SZ #11 implant's lot number. Affected units have lot numbers LT28 or 4TXX and were manufactured more than 5 years ago.
Look for lot numbers LT28 or 4TXX on the implant packaging or label.
The recall does not state that immediate action is needed. Users can continue using the implant as long as it is within the product's intended use.
Check the recall details to confirm if your implant is affected. The manufacturer does not provide specific instructions for affected units beyond checking the lot number.
The recall states that oxidized material could weaken the implant, but it does not specify that this causes injury or serious harm to users.
We’ve drafted a message you can send Howmedica to request your refund or repair — edit it as you like.
Subject: Recall Z-0890-2024 — Howmedica Howmedica Hello, I own a Howmedica that is covered by recall Z-0890-2024 from Howmedica. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
