FDA Medical Device Recalls (openFDA)
Siemens Healthcare Diagnostics, Inc.: Atellica CH 2-Microglobulin (B2M) -M) Assay for in vitro diagnostic use in the quantitative determination of 2-microglobulin in human serum and plasma Siemens Material Number (SMN): 11097635
- Recall number
- Z-0440-2022
- Recalling firm
- Siemens Healthcare Diagnostics, Inc.
- Product
- Atellica CH 2-Microglobulin (B2M) -M) Assay for in vitro diagnostic use in the quantitative determination of 2-microglobulin in human serum and plasma Siemens Material Number (SMN): 11097635
- Status
- Terminated
- Initiated
- 2021-12-01
- Posted
- not on file
- Terminated
- 2023-07-07
- Reason
- 2 Microglobulin (B2M) Reagent Lot 211446 Bias with Quality Control and Patient Sample Results. Positive bias on patient samples of up to +20.9% at a B2M concentration of approximately 1.5 mg/L and a negative bias on patient samples of up to -10.5% at a B2M concentration of approximately 15 mg/L
- Root cause
- Under Investigation by firm
- Action
- Siemens issued An Urgent Medical Device Correction (UMDC) letter to US customers by FedEx beginning on 2021-12-01. An Urgent Field Safety Notice (UFSN) was issued to all OUS Siemens sites with affected customers electronically for distribution and regional reporting to their local competent authorities beginning on 2021-12-01. Letter states reason for recall, health risk and action to take: Discontinue use of and discard the kit lot listed in Table 1. Review your inventory of this product to determine your laboratory s replacement needs and to provide information to Siemens Healthineers for reporting to the authorities. Please review this letter with your Medical Director. Complete and return the Field Correction Effectiveness Check Form attached to this letter within 30 days. If you have received any complaints of illness or adverse events associated with the product listed in Table 1, immediately contact your local Siemens Healthineers Customer Care Center or your local Siemens Healthineers technical support representative. Please retain this letter with your laboratory records and forward this letter to those who may have received this product. If you have any questions, contact your Siemens Healthineers Customer Care Center or your local Siemens Healthineers technical support representative.
- Quantity
- US: 46 units OUS: 794 units
- Distribution
- Worldwide distribution - US Nationwide distribution in the states of CA, CO, MA, MD, MS, NC, NE, NH, OH, VA, WI and the countries of Argentina, Australia, Austria, Belgium, Brazil, Bulgaria, Czech Republic, Denmark, Ecuador, France, Germany, Greece, India, Iran, Israel, Italy, Japan, Mexico, Morocco, Oman, P.R. China, Pakistan, Philippines, Portugal, Slovakia, South Africa, Spain, Switzerland, Turkey, United Kingdom, Uruguay.
- Lot, serial or model codes
- Lot Number: 211446 UDI: 00630414595566
- 510(k) numbers
- not on file
- PMA numbers
- not on file
- Product code
- JZG
- Firm FEI
- 2432235
- Firm city
- Tarrytown
- Firm state
- NY
- Firm country
- not on file
Where this comes from
- Register
- FDA Medical Device Recalls (openFDA)
- Publisher
- U.S. Food and Drug Administration (openFDA)
- File
- device-recall-0001-of-0001.json.zip
- sha256
- b87518bfe2e8
- Size
- 288210821 bytes
- Published
- 2026-09-28
- Read
- 2026-09-29T08:25:23.626Z
- Source file
- Source file retained · verify
- Refresh due
- 2026-10-06
Unless otherwise noted, the content, data, documentation, code, and related materials on openFDA is public domain and made available with a Creative Commons CC0 1.0 Universal dedication.
Cite as
FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28