Intended use: vitek® ms is a mass spectrometry system using matrix-assisted laser desorption/ionization time of flight mass spectrometry (maldi-tof ms) for the identification of microorganisms cultured from human specimens.The vitek® ms system is a qualitative in vitro diagnostic device indicated for use in conjunction with other clinical and laboratory findings to aid in the diagnosis of bacterial, yeast and mold infections.Issue description: a customer in the united states notified biomérieux of a misidentification of staphylococcus aureus as brucella spp.In association with the vitek® ms instrument (ref.(b)(4), serial number (b)(6)).The customer indicated that one patient sample was identified as brucella spp.Upon initial testing.Repeat testing resulted in an identification of staphylococcus aureus.At the time of assessment, there is no indication or report from the customer that this event led to any adverse event related to any patient's state of health.Note: emily curran is under assessment qualification.The content of this assessment has been completed with the assistance of ben jost.Review and submission preformed by (b)(6).
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