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Recall Observatory FDA recall evidence

Device product

The Bio-Rad MONOLISA Anti-HBs EIA is for In Vitro Diagnostic Use and it has the catalog number 25220. It is a qualitative and quantitative enzyme immunoassay for the detection of antibody for hepatitis B surface antigen in human serum and EDTA or citrated plasma. The Bio-Rad MONOLISA Anti-HBs EIA is a qualitative and quantitative enzyme immunoassay for the detection of antibody for hepatitis B surface antigen in human serum and EDTA or citrated plasma. The assay results may be used as an aid in the determination of susceptibility to hepatitis B virus (HBV) infection in individuals prior to or following HBV vaccination or where vaccination status is unknown. Assay results may be used with other HBV serological markers for the laboratory diagnosis of HBV disease associated with HBV infection.

Z-2398-2012

July 27, 2012

Class II

Product summary

Firm
Bio-Rad Laboratories
Event
Event 62850
Status
Terminated
Classification
Class II
Quantity
7,400 (approximately)- All lots since distribution date May 9, 2007
Official record key
device-enforcement:Z-2398-2012

Official wording

Reason: Prolonged exposure of the MONOLISA Anti-HBs EIA Conjugate Diluent component to light may result in elevated Optical Densities (OD) in some samples such that a negative sample could elevate to a grey zone or low positive result.

Code information: All lots distributed from May 5, 2007

Distribution pattern: Worldwide distribution: USA (nationwide) and countries of: Canada, South Africa, and Zimbabwe.

Derived failure modes

  • Unknown

    reason.no_named_rule · v1.0.0

    Prolonged exposure of the MONOLISA Anti-HBs EIA Conjugate Diluent component to light may result in elevated Optical Densities (OD) in some samples such that a negative sample could elevate to a grey zone or low positive result.