Abbott Laboratories, Inc ARCHITECT C System Mixer - Product Usage: The ARCHITECT Clinical Chemistry System is designed to perform automated chemistry tests, utilizing photometry and potentiometric technology. The mixer is a component and it is used on all ARCHITECT Clinical Chemistry systems to mix the sample with the reagent inside of the cuvettes. Recall
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
ARCHITECT C System Mixer - Product Usage: The ARCHITECT Clinical Chemistry System is designed to perform automated chemistry tests, utilizing photometry and potentiometric technology. The mixer is a component and it is used on all ARCHITECT Clinical Chemistry systems to mix the sample with the reagent inside of the cuvettes.
Brand
Abbott Laboratories, Inc
Lot Codes / Batch Numbers
LN 09D59-01, LN 09D59-02, LN 09D59-03
Products Sold
LN 09D59-01, LN 09D59-02, LN 09D59-03
Abbott Laboratories, Inc is recalling ARCHITECT C System Mixer - Product Usage: The ARCHITECT Clinical Chemistry System is designed to per due to Mixer blade may separate from mixer due to the screw and nut failure and detachment. As a result of the mixer blade missing, the sample and reagent ar. Based on FDA medical device recall database.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
Mixer blade may separate from mixer due to the screw and nut failure and detachment. As a result of the mixer blade missing, the sample and reagent are inadequately mixed.
Recommended Action
Per FDA guidance
On 05/01/2019 the firm sent an "Product Correction Urgent - Immediate Action Required" Letter and a "Customer Reply" form to customer via FedEx priority overnight express informing them that there is a potential for the mixer blade to separate from the mixer resulting in inadequate mixing of the reaction mixtures leading to potential incorrect results (failed assay calibration, Quality Control (QC) out of range, and/or incorrect patient results. The customer notification instructs customers to: 1. Immediately inspect mixers on your system(s) and verify the screw and mixer blade are present using the instructions in Appendix A (of the notification). 2. Incorporate the Mixer Inspection Procedure, in Appendix A, into your daily maintenance activities. (Note: For customers that have the premium software feature, a user defined daily maintenance procedure may be created to inspect the mixers. Refer to User-Defined maintenance (Premium feature). 3. If you hear an unusual noise generated from the rear of the instrument in the mixer area, inspect the mixer for a missing screw and/or mixer blade. Please follow instructions located in Appendix A. 4. If you observe one of the error codes listed in Appendix B, immediately verify the mixer is intact using the Mixer Inspection Procedure located in Appendix A and perform the Cuvette Inspection Procedure in Appendix C. 5. During your routine weekly maintenance procedure 6021 Clean Mixers. Please follow the additional precautions provided in Appendix D. If you become aware of a mixer with a detached blade, please consult your medical director regarding previously generated results. The Recalling Firm will provide updated information of these procedures once the investigation on the mixers is completed. The Notification also states, if you have forwarded the product to other laboratories, to please inform them of this Product Correction and provide a copy of the letter. If you or any of the health care providers
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticePage updated: Jan 10, 2026