Class II U.S. Food and Drug Administration

Fujirebio Diagnostics, Inc. Product Name: Lumipulse G pTau 217 Plasma Immunoreaction recall: Customers may experience inaccurate test results by observing a higher

Recall published 9 months ago

Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging, due to falsely elevated positive ratio or falsely elevated indeterminate ratio results causing an incorrect classification of a patient as having amyloid pathology associated with Alzheimer s disease (positive result) and/or requiring more clinical testing of that patient (indeterminate result).

The hazard: Device safety concern

A device recall was filed for this product. For anything implanted or relied on daily, the clinician comes before the paperwork.

What the notice says: Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging, due to falsely elevated positive ratio or falsely elevated indeterminate ratio results causing an incorrect classification of a patient as having amyloid pathology associated with Alzheimer s disease (positive result) and/or requiring more clinical testing of that patient (indeterminate result).

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-1302-2026
Published
February 11, 2026
Risk level
Class II
Status
Ongoing
Issued by
U.S. Food and Drug Administration
Brand
Fujirebio Diagnostics, Inc.
Product type
Medical devices
Units affected
1569 units
Distribution
Nationwide
Made in
United States
Lot / code info
Model/Catalog Number: 81550; UDI-DI: 05414470815500; Lot Numbers: D4C6028U, D4C6029U, D4C6051U, D4C6052U;
UPC codes
05414470815500

Products covered by this recall

Product Name: Lumipulse G pTau 217 Plasma Immunoreaction Cartridges Model/Catalog Number: 81550 Software Version: Not Applicable Product Description: Lumipulse G pTau 217 Plasma Immunoreaction Cartridges (IRC): Lumipulse G pTau 217 Plasma is an assay system, including a set of immunoassay reagents (Lumipulse G pTau 217 Plasma IRC), for the quantitative measurement of pTau 217 in K2EDTA plasma specimens based on chemiluminescent enzyme immunoassay (CLEIA) technology by a specific two-step immunoassay method on the LUMIPULSE G System. 3 ¿ 14 Tests: 3 racks, 14 IRCs per rack, 1 test per IRC. Each IRC contains (abbreviated contents): 1. Antibody-Coated Particle Solution: (Contains anti-phosphorylated Tau (217) monoclonal antibody (mouse)-coated particles). This solution contains gelatin and turns into gel at 15¿C or lower, 2. Enzyme-Labeled Antibody Solution: (Contains alkaline phosphatase (ALP)-labeled anti-Tau monoclonal antibodies (mouse) conjugate), 3. Assay Specific Solution: (Contains chemical stabilizers in 50 mM Tris buffer) Component: Yes. Lumipulse G pTau217/B-Amyloid 1-42 Plasma Ratio

Check your product

The notice names 7 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.

  • 05414470815500

Lot or batch code

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

  • D4C6028U
  • D4C6029U
  • D4C6051U
  • D4C6052U

Model or item number

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

  • 81550 Software Version
  • 81550

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

Fujirebio Diagnostics, Inc. — A device recall was filed for this product. For anything implanted or relied on daily, the clinician comes before the paperwork.

  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.

Claiming on a recalled device

Device recalls are tracked by serial and lot number, so your claim moves faster if you lead with those.

  • Have the model, catalogue, lot and serial numbers ready before you call — they are on the device label or its box.
  • Ask explicitly whether your unit is in the affected range; many recalls cover only part of a model line.
  • If you need the device daily, ask what interim arrangement they offer while the remedy is carried out.
  • Log the date, the name and the reference number of every call. Device recalls can run for months.

Company contact: Fujirebio Diagnostics, Inc. — 201 Great Valley Pkwy, Malvern, PA, 19355-1308

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 Fujirebio Diagnostics, Inc. medical devices recalled?

Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging, due to falsely elevated positive ratio or falsely elevated indeterminate ratio results causing an incorrect classification of a patient as having amyloid pathology associated with Alzheimer s disease (positive result) and/or requiring more clinical testing of that patient (indeterminate result). Customers may experience inaccurate test results by observing a higher frequency of…

How do I know if I have the recalled product?

Match the codes printed on your package against the notice: UPC 05414470815500; lot code D4C6028U, D4C6029U, D4C6051U; model number 81550 Software Version, 81550. 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?

Have the model, catalogue, lot and serial numbers ready before you call — they are on the device label or its box.

Where was the recalled product sold?

It was distributed nationwide.

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