Product Name: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators Model/Catalog Number:... recall (Fujirebio Diagnostics, Inc.)
Medical deviceClass IIOngoing
Summary: Fujirebio Diagnostics, Inc. is recalling Product Name: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators Model/Catalog Number: 235454 Software Version: Not Applicable Product Description: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators: The ¿-Amyloid 1-42 plasma concentration of a specimen is automatically calculated from the calibration. Reason: 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).
What is being recalled
Product Name: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators Model/Catalog Number: 235454 Software Version: Not Applicable Product Description: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators: The ¿-Amyloid 1-42 plasma concentration of a specimen is automatically calculated from the calibration curve, which is automatically calculated from calibration data. The result of the calculation is reported in pg/mL. Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators: Liquid (Frozen), 1 ¿ 1.5 mL (4 Concentrations) CAL 1 0 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 2 30 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 3 100 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 4 1000 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator Contains Tris buffer with protein (bovine) and chemical stabilizers. Preservative: 0.1% ProClin 950. Component: Yes. Lumipulse G pTau217/B-Amyloid 1-42 Plasma Ratio
Why
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).
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 Arizona, California, Florida, Indiana, Kansas, Kentucky, Maryland, Massachusetts, Minnesota, New Jersey, Pennsylvania, Texas, Washington. (states named: Arizona, California, Florida, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Minnesota, New Jersey, Pennsylvania, Texas, Washington)
How to tell if yours is affected
Model/Catalog Number: 235454; UDI-DI: 04987270235454; Lot Numbers: D8C6022U, D8C6044U;
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-1306-2026 |
| Category | Medical device |
| Agency | U.S. Food and Drug Administration (FDA) |
| Severity | Class II |
| Status | Ongoing |
| Recall started | December 11, 2025 |
| Reported | February 11, 2026 |
| Company | Fujirebio Diagnostics, Inc. |
| Company location | Malvern, PA, United States |
| Initiated by | Voluntary: Firm initiated |
| Quantity | 128 units |
More recalls from Fujirebio Diagnostics, Inc. · all medical device recalls · recalls from December 2025