Reported Aug 12, 2026 · Ongoing · Updated Sep 16, 2026

Brand Name: U2 Total Knee System Product Name: Femoral valgus adaptor, left and right Model/Catalog Number: 9323-5333…

United Orthopedic Corp.

Moderate riskThis product could cause temporary or reversible health problems — stop using it.

What you should do

Stop using the affected lot and contact the recalling firm for the return or refund process. Check the FDA enforcement report for lot-level detail.

Firm contact: United Orthopedic Corp. · No. 16 Luke 1st Rd., Luzhu Dist. · Kaohsiung

Is this the product you have?

  • Brand NameU2
  • Total Knee System Product NameFemoral valgus adaptor
  • left and right Model/Catalog Number9323-5333
  • and 9323-5334 Software VersionN/A
  • Product DescriptionManual Orthopedic
  • Surgical Instrument ComponentNo
Lot codes and dates
  • Product Number; UDI-DI Code
  • Lot Code
    • Product number 9323-5333
    • UDI-DI 04719886908084
    • Lot number 25FB50 Product number 9323-5334
    • UDI-DI 04719886908091
    • Lot number 25FB51
Amount recalled
2

This recall covers 6 products

The agency filed one notice per product. You are reading one of them; the other 5 are below.

Where it was sold

Why it was recalled

Due to an incomplete process of the component screw by a subcontractor which prevents the properly assembling of stem trail.

This product could cause temporary or reversible health problems — stop using it.

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The guide adds the identifying codes laid out for scanning, symptoms to watch for, a timeline, and news coverage of this recall.

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Where this came from

Source: U.S. Food & Drug Administration (Enforcement Report)

Read the FDA (weekly enforcement report) notice

Data as of Sep 19, 4:59 PM UTC

RecallNow is not a government agency. Every fact on this page is published by the FDA, USDA or CPSC and links back to their notice.