Class II U.S. Food and Drug Administration

United Orthopedic Corp. Brand Name: USTAR II Knee System Product Name: Hinge Box recall: Due to an incomplete process of the component screw by a subcontractor

Recall published 2 months ago

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

The hazard: Device safety concern

This is a device enforcement record. Check whether the remedy is a correction, a software update or a removal before changing anything.

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

Why it matters: The FDA recorded an enforcement action against this device. Most device recalls are corrections rather than removals, so the device often stays in use while the manufacturer issues a fix.

Recall details

Recall number
Z-2884-2026
Published
August 12, 2026
Risk level
Class II
Status
Ongoing
Issued by
U.S. Food and Drug Administration
Brand
United Orthopedic Corp.
Product type
Medical devices
Units affected
2
Distribution
Nationwide
Made in
Taiwan
Lot / code info
Product Number; UDI-DI Code; Lot Code: Product number 9325-5711; UDI-DI 04719886907032; Lot number 25FB41 Product number 9325-5712; UDI-DI 04719886907049; Lot number 25FB42 Product number 9325-5713; UDI-DI 04719886907056; Lot number 25FB43 Product number 9325-5714; UDI-DI 04719886907063; Lot number 25FB44 Product number 9325-5715; UDI-DI 04719886907070; Lot number 25FB45 Product number 9325-5716; UDI-DI 04719886907087; Lot number 25FB46 Product number 9325-5721; UDI-DI 04719886907094; Lot number 25FB35 Product number 9325-5722; UDI-DI 04719886907100; Lot number 25FB36 Product number 9325-5723; UDI-DI 04719886907117; Lot number 25FB37 Product number 9325-5724; UDI-DI 04719886907124; Lot number 25FB38 Product number 9325-5725; UDI-DI 04719886907131; Lot number 25FB39 Product number 9325-5726; UDI-DI 04719886907148; Lot number 25FB40
UPC codes
04719886907032, 04719886907049, 04719886907056, 04719886907063, 04719886907070, 04719886907087, 04719886907094, 04719886907100, 04719886907117, 04719886907124, 04719886907131, 04719886907148

Products covered by this recall

Brand Name: USTAR II Knee System Product Name: Hinge Box Trial, L, #1-6 and Hinge Box Trial, R, #1-6 Model/Catalog Number: 9325-5711 thru 9325-5716 and 9325-5721 thru 9325-5726 Software Version: N/A Product Description: Knee femur prosthesis trial, reusable Component: No, N/A

Check your product

The notice names 26 codes you can read straight off the package. Type the one printed on yours and the list below narrows to it.

UPC / barcode

Read the twelve digits under the barcode on the package.

  • 04719886907032
  • 04719886907049
  • 04719886907056
  • 04719886907063
  • 04719886907070
  • 04719886907087
  • 04719886907094
  • 04719886907100
  • 04719886907117
  • 04719886907124
  • 04719886907131
  • 04719886907148

Lot or batch code

Usually ink-stamped near the seam, the cap or the bottom of the pack.

  • 25FB40 — 2

Model or item number

On the rating label, the box or the instruction sheet.

  • 9325-5711
  • 9325-5716
  • 9325-5721
  • 9325-57
  • 9325-5712
  • 9325-5713
  • 9325-5714
  • 9325-5715
  • 9325-5722
  • 9325-5723
  • 9325-5724
  • 9325-5725
  • 9325-5726

Codes are lifted verbatim from the FDA — Device enforcement notice. A code that is missing here may still be covered — the official notice is the complete list.

What to do about Device

United Orthopedic Corp. — This is a device enforcement record. Check whether the remedy is a correction, a software update or a removal before changing anything.

  1. Match the model, catalogue, lot and serial numbers on your device against the identifiers on this page.
  2. If you are a facility, quarantine affected stock and log the correction.
  3. Report device problems to the FDA through MedWatch.
  4. If the device is implanted or you depend on it daily, speak to your clinician before changing how you use it.

Replacements, repairs and reimbursement

Device remedies run through the supply chain, so the route depends on who sold you the unit.

  • Contact the distributor or clinic named on your paperwork and quote the recall number on this page. They will tell you whether the remedy is a repair, a replacement or an instruction update.
  • If the device was billed to insurance or Medicare, the replacement is usually billed the same way; you should not face a second deductible for a recall.
  • Keep every piece of correspondence. If a recalled device caused harm, that paper trail is what a claim rests on.
  • Consumer-purchased devices such as monitors and test kits are normally replaced free, with return shipping paid.

Company contact: United Orthopedic Corp. — No. 16 Luke 1st Rd., Kaohsiung

The official notice

This page summarises a notice published by U.S. Food and Drug Administration. The agency notice is the authoritative version — read it before you act, and treat it as the final word if anything here looks different.

Open the FDA — Device enforcement record U.S. Food and Drug Administration recalls

Questions people ask about this recall

Why was United Orthopedic Corp. medical devices recalled?

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

How do I know if I have the recalled product?

Match the codes printed on your package against the notice: UPC 04719886907032, 04719886907049, 04719886907056; lot code 25FB40 — 2; model number 9325-5711, 9325-5716, 9325-5721. If the code on your package is not on that list, your unit is outside the recall.

What should I do with it right now?

Match the model, catalogue, lot and serial numbers on your device against the identifiers on this page.

Can I get my money back?

Contact the distributor or clinic named on your paperwork and quote the recall number on this page. They will tell you whether the remedy is a repair, a replacement or an instruction update.

Where was the recalled product sold?

It was distributed nationwide.

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