Brand Name: U2 Total Knee System Product Name: Femoral valgus offset adaptor recall (United Orthopedic Corp.)
Medical deviceClass IIOngoing
Summary: United Orthopedic Corp. is recalling Brand Name: U2 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 Version: N/A Product Description: Manual Or. Reason: Due to an incomplete process of the component screw by a subcontractor which prevents the properly assembling of stem trail.
What is being recalled
Brand Name: U2 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 Version: N/A Product Description: Manual Orthopedic Surgical Instrument Component: No
Why
Due to an incomplete process of the component screw by a subcontractor which prevents the properly assembling of stem trail.
How serious is it
Class II is the middle level: using or being exposed to this product may cause temporary or medically reversible health problems, and the chance of serious harm is remote.
Where it was sold
US Nationwide distribution in the states of Texas and Michigan. (states named: Michigan, Texas)
How to tell if yours is affected
Product Number; UDI-DI Code; Lot Code: Product number 9323-5335; UDI-DI 04719886906554; Lot number 25FB64 Product number 9323-5337; UDI-DI 04719886906578; Lot number 25FB48 Product number 9323-5339; UDI-DI 04719886906592; Lot number 25FB52 Product number 9323-5336; UDI-DI 04719886906561; Lot number 25FB65 Product number 9323-5338; UDI-DI 04719886906585; Lot number 25FB49 Product number 9323-5340; UDI-DI 04719886906608; Lot number 25FB53
What to do
Check the model, lot or serial numbers above against your device. If yours is affected, contact the manufacturer or your healthcare provider before you stop using a device you rely on.
Recall facts
| Recall number | Z-2886-2026 |
| Category | Medical device |
| Agency | U.S. Food and Drug Administration (FDA) |
| Severity | Class II |
| Status | Ongoing |
| Recall started | May 20, 2026 |
| Reported | August 12, 2026 |
| Company | United Orthopedic Corp. |
| Company location | Kaohsiung, Taiwan |
| Initiated by | Voluntary: Firm initiated |
| Quantity | 2 |
More recalls from United Orthopedic Corp. · all medical device recalls · recalls from May 2026