BECTON, DICKINSON & CO. (SPARKS) BD MAX¿ SYSTEM, BD MAX¿ INSTRUMENT; INSTRUMENTATION FOR CLINICAL MULTIPLEX TEST SYSTEMS
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Model Number 441916 |
Device Problem
False Negative Result (1225)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 12/02/2021 |
Event Type
malfunction
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Manufacturer Narrative
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A device evaluation and/or device history review is anticipated, but is not complete.Upon completion, a supplemental report will be filed.Medical device expiration date: na.
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Event Description
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It was reported that while using the bd max¿ system, bd max¿ instrument false negative results were obtained by the laboratory personnel.A repeat test was performed on another bd max and the result was positive.The customer stated that results were not reported out so there was no report of patient impact.Assays used: unspecified sarscov-2 n1n2 the following information was provided by the initial reporter: "max result positive.".
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Manufacturer Narrative
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H6: investigation summary the complaint alleges the bd max instrument (catalog number 441916 and serial number (b)(6) had a "correlation/repro/discrepant".Customer reported that they had two patient results that were negative on this instrument, but on another bd max instrument, the result was positive for n1/n2.Customer performed a new validation and no issue was noted.Review of device history record for instrument serial number, (b)(6) is not required because this complaint does not allege an early life failure or a failure at install.Device was installed on (b)(6) 2021, and since then other service activities have occurred, such as preventative maintenance and repair, which have changed the configuration of the instrument since release from manufacturing.Service history review was performed for the instrument (b)(6) and no additional work order was observed for the complaint failure mode reported.No samples were returned for investigation, therefore returned sample analysis was not performed.Root cause cannot be determined with the information provided.Complaint is unconfirmed as no information was provided to determine an instrument issue.See h10.
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Event Description
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It was reported that while using the bd max¿ system, bd max¿ instrument false negative results were obtained by the laboratory personnel.A repeat test was performed on another bd max and the result was positive.The customer stated that results were not reported out so there was no report of patient impact.Assays used: unspecified sarscov-2 n1n2 the following information was provided by the initial reporter: "max result positive;".
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