IMMULITE 2000 Systems ATG Anti-TG Ab (Anti-Thyroglobulin Ab) recallZ-1887-2024 · Siemens Healthcare Diagnostics, Inc. · initiated Apr 23, 2024
Open, Classified
Is my device affected?
- Compare the model, catalog and lot or serial numbers on your device or its packaging with the code information below. A recall usually covers only specific models or lots.
- If yours is listed, follow the instructions from Siemens Healthcare Diagnostics, Inc. or your healthcare provider. The company's action is summarized under what the company is doing.
- Do not stop using a prescribed or implanted device on your own — talk to your healthcare provider first.
Where to find your model and lot numbers · What recall classes and statuses mean
Why it was recalled
The potential for falsely elevated patient sample results when using impacted lots (785, 790, 791, and 793) of IMMULITE 2000 Anti-TG Ab.
FDA root cause category: Under Investigation by firm
What the company is doing
On April23, 2024, Urgent Medical Device Correction letters were sent to customers. Customer Actions: 1. Please review this letter with your Medical Director to determine the appropriate course of action, including for any previously generated results, if applicable. 2. Perform the following: Discontinue use of and discard the kit lots listed in the Products Table. You may request no-charge replacement product from your local Siemens Healthineers or distributor office. Please review your inventory of these products to determine your laboratory s replacement needs and to provide information to Siemens Healthineers for reporting to the authorities. Complete and return the Field Correction Effectiveness Check and indicate product replacement needs on the form attached to this letter within 30 days. Please retain this letter with your laboratory records and forward this letter to those who may have received this product.
Recall details
- Recall number
- Z-1887-2024
- Status
- Open, Classified
- Initiated by the company
- Apr 23, 2024
- Posted by the FDA
- May 23, 2024
- Recalling firm
- Siemens Healthcare Diagnostics, Inc.
- Quantity
- 488 units (33 US, 455 OUS)
- Product code
- JZO
- FDA submissions
- K991094
- Distribution
- Worldwide - US Nationwide distribution including in the states of AL, CA, DC, FL, HI, ID, IN, KS, KY MA, MI, MN, MO, NC, NJ, NY, OH, OR, PA, PR, TX, WA WI and the countries of Argentina, Australia, Austria, Bangladesh, Belgium, Bolivia, Brazil, Bulgaria, Canada, Chile, Colombia, Costa Rica, Croatia, Cyprus, Czech Republic, Ecuador, Finland, France, Germany, Greece Guatemala, Honduras, Hong Kong, Hungary, Hungary, India, Iran, Ireland, Israel, Italy, Kazakhstan, Latvia, Lebanon, Libya, Lithuania, Macedonia, Malaysia, Mexico, Netherlands, Norway, P.R. China, Pakistan, Paraguay, Peru, Poland, Portugal, Republic South Korea, Romania, Russia, Saudi Arabia, Serbia, Slovakia, Slovenia, South Africa, Spain, Taiwan, Tunisia, Turkey, Turkmenistan, Ukraine, United Kingdom, Uruguay, Vietnam.
Product description
IMMULITE 2000 Anti-TG Ab Catalog # L2KTG6 (600 Tests), SMN 10381655, System, Test, Thyroid Autoantibody.
Code information (models, lots, serial numbers)
Catalog # L2KTG6, SMN 10381655, UDI/DI: 00630414962115, Lot #s: 785, 790, 791, 793.
Devices named in this recall
1 device in the FDA device registry whose identifier appears in the recall's code information.
- IMMULITE® 2000 Systems ATG Anti-TG Ab (Anti-Thyroglobulin Ab) 10381655Siemens Healthcare Diagnostics Products Ltd · SYSTEM, TEST, THYROID AUTOANTIBODY1 recall0 reports
Product lines
Other devices under the same FDA submission
1 device cleared under K991094 are not named by identifier in this recall. One submission often covers many models, so they may or may not be affected.
- IMMULITE® 2000 Systems ATG Anti-TG Ab (Anti-Thyroglobulin Ab) 10381659Siemens Healthcare Diagnostics Products Ltd · SYSTEM, TEST, THYROID AUTOANTIBODY1 recall17 reports
Other products in the same recall event
The FDA groups related products into one recall event (event 94495).
- Z-1886-2024 · Open, ClassifiedIMMULITE 2000 Anti-TG Ab Catalog # L2KTG2 (200 Tests), SMN 10381659, System, Test, Thyroid Autoantibody.
Sources and updates
- Recall record: FDA Medical Device Recalls, file dated Oct 16, 2026 · View the FDA recall notice ↗
- Devices: FDA GUDID, file dated Oct 13, 2026. Devices are linked when their identifier (with a valid check digit) appears in the recall's code information.
- Page last rebuilt: Oct 16, 2026. Text above is shown as published by the FDA.
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