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FDA Device recall Z-0440-2022

Atellica CH ¿2-Microglobulin (B2M) -M) Assay for in vitro diagnostic use in the quantitative determination of ¿2-microglobulin in human ser…

On 2022-01-05 the FDA classified a Class II recall of Atellica CH ¿2-Microglobulin (B2M) -M) Assay for in vitro diagnostic use in the quantitative determination of ¿2-microglobulin in human ser… by Siemens Healthcare Diagnostics, citing ¿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 approxim….

Read the official FDA Device notice

AgencyFDA Device
Recall numberZ-0440-2022
ClassificationClass II
Statusterminated
Initiated2021-12-01
Published2022-01-05
Last updated2026-09-13 11:56 UTC
CompanySiemens Healthcare Diagnostics
DistributionUS

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

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

Identifiers

code_infoLot Number: 211446 UDI: 00630414595566

Status history

No status changes recorded since RecallRadar first saw this recall on 2026-09-13 11:56 UTC. Current status: terminated.

Source

Official record: https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-0440-2022%22

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