RecallRadar

FDA Device recall Z-1820-2022

IMMULITE 2000 and IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) Siemens Material Number (SMN): 10876421 US

On 2022-10-05 the FDA classified a Class II recall of IMMULITE 2000 and IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) Siemens Material Number (SMN): 10876421 US by Siemens Healthcare Diagnostics, citing an average negative bias of -23% with IMMULITE 2000/IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) when compared to other in-date kit lots, there is a potential for e….

Read the official FDA Device notice

AgencyFDA Device
Recall numberZ-1820-2022
ClassificationClass II
Statusongoing
Initiated2022-08-11
Published2022-10-05
Last updated2026-09-13 11:56 UTC
CompanySiemens Healthcare Diagnostics
DistributionUS

Product

IMMULITE 2000 and IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) Siemens Material Number (SMN): 10876421 US; 10713448 (OUS)

Reason

An average negative bias of -23% with IMMULITE 2000/IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) when compared to other in-date kit lots, there is a potential for erroneously depressed patient results. This may lead to a delayed follow up of patients with clinical autoimmune thyroid

Identifiers

code_infoUDI-DI: (01)00630414597188(10)D389S(17)221130 (US); (01)00630414597171(10)389(17)221130 (OUS) Lot Number: 389 Exp.Date: 2022-11-30

Status history

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

Source

Official record: https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-1820-2022%22

RecallRadar indexes public recall notices from the FDA, USDA FSIS, and CPSC. The official agency notice is the authoritative source. Always confirm details at the linked source before acting.