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    Medical devicesUpdated Jan 3, 2026BECKMAN COULTER, INC.Official source

    Beckman Coulter Thyroglobulin Assay recall in Canada: Performance issue

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    In plain language

    This recall involves Beckman Coulter Thyroglobulin Assay kits used with Unicel Dxi and Access Immunoassay Systems. It's being recalled because an internal investigation found that the calibrator card causes a decrease in patient results. Healthcare professionals should contact the manufacturer for more information.

    What to do

    • Contact the manufacturer if you require additional information.

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    Affected products

    • Unicel Dxi 600 Access Immunoassay System - Thyroglobulin Assay

      Lot: 234355, 233806, 234171, 234443, 234444, 234617, 337940, 33865

    • Access System - Thyroglobulin Assay

      Lot: 234355, 233806, 234171, 234443, 234444, 234617, 337940, 33865

    • Unicel Dxi 800 Access Immunoassay System - Thyroglobulin Assay

      Lot: 234355, 233806, 234171, 234443, 234444, 234617, 337940, 33865

    Why this matters

    Performance issue

    Do I have this product?

    This recall only applies to specific products. Follow the steps below to check.

    1. 1

      Check the product name

      Make sure your product name matches one of the affected products listed above.

    2. 2

      Check the lot number

      Lot numbers identify specific production batches.

      Affected lots: 234355, 233806, 234171, 234443, 234444, 234617, 337940, 33865

    If your product matches one or more of the details above, it may be affected by this recall.

    If your product does not match these details, it is not affected by this recall.

    When in doubt, always check the official notice.

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    Frequently Asked Questions

    Why was this product recalled?

    Performance issue

    What should consumers do?

    Contact the manufacturer if you require additional information.

    Where was the product sold?

    This product was sold in Canada. For specific retailers or distribution areas, please check the official recall notice linked on this page.

    Is there a health risk?

    Yes, there may be a health risk. Performance issue

    When was this product recalled?

    This product was recalled on July 19, 2023.

    Is the BECKMAN COULTER, INC. brand affected by this recall?

    Yes, BECKMAN COULTER, INC. products are affected by this recall. This recall involves Beckman Coulter Thyroglobulin Assay kits used with Unicel Dxi and Access Immunoassay Systems. It's being recalled because an internal investigation found that the calibrator card causes a decrease in patient results. Healthcare professionals should contact the manufacturer for more information.