Reported Aug 12, 2026 · Ongoing

Brand Name: U2 Total Knee System Product Name: Femoral valgus offset adaptor, 2mm, 4mm, 6mm, left and Femoral valgus…

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. · Kaohsiung · N/A

Is this the product you have?

  • Brand NameU2
  • Total Knee System Product Name
    • Femoral valgus offset adaptor
    • 2mm
    • 4mm
    • 6mm
    • left and Femoral valgus offset adaptor
    • 2mm
    • 4mm
    • 6mm
  • right Model/Catalog Number
    • 9323-5335
    • 9323-5337
    • 9323-5339 and 9323-5336
    • 9323-5338
    • 9323-5340
  • Software VersionN/A
  • Product DescriptionManual Orthopedic
  • Surgical Instrument ComponentNo
Lot codes and dates

15 of 15 products

Products covered by this recall
Model / numberBarcodesProduct as published
Product Number
UDI-DI Code
9323-5335Lot Code
04719886906554UDI-DI 04719886906554
9323-5337Lot number 25FB64
04719886906578UDI-DI 04719886906578
9323-5339Lot number 25FB48
04719886906592UDI-DI 04719886906592
9323-5336Lot number 25FB52
04719886906561UDI-DI 04719886906561
9323-5338Lot number 25FB65
04719886906585UDI-DI 04719886906585
9323-5340Lot number 25FB49
04719886906608UDI-DI 04719886906608
Lot number 25FB53
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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Where this came from

Source: U.S. Food & Drug Administration (openFDA)

Read the FDA (openFDA device enforcement) notice

Data as of Sep 19, 5:36 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.