| Catalog Number |
06L45-22 |
| Medical Device Problem Code |
Low Test Results (2458)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
03/11/2024
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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All available patient information was included.Additional patient details are not available.An evaluation is in process.A follow-up report will be submitted when the evaluation is complete.
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Event or Problem Description
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The customer reported falsely depressed total bilirubin results for 14 patient samples while running on the architect c4000 processing module.The customer stated there were 50 tests left in the total bilirubin reagent kit and the samples gave results of 0.10 mg/dl.The customer reports out linearity for this assay as an actual result.The customer noticed the trend on the values being generated and moved the testing to a second reagent kit already loaded on board.The kit that was in use that generated the discrepant results was discarded by the customer.All 14 samples when tested with the new total bilirubin reagent kit gave an actual value when repeated.The customer issued 14 amended reports to the providers.The following data was provided (normal range: 0.2-1.2 mg/dl - unit of measure: mg/dl) sample 1: initial result = < 0.10 / repeat result = 0.31, sample 2: initial result = < 0.10 / repeat result = 0.37, sample 3: initial result = < 0.10 / repeat result = 0.29, sample 4: initial result = < 0.10 / repeat result = 0.45, sample 5: initial result = < 0.10 / repeat result = 0.35, sample 6: initial result = < 0.10 / repeat result = 0.44, sample 7: initial result = < 0.10 / repeat result = 0.40, sample 8: initial result = < 0.10 / repeat result = 0.36, sample 9: initial result = < 0.10 / repeat result = 0.34, sample 10: initial result = < 0.10 / repeat result = 0.30, sample 11: initial result = < 0.10 / repeat result = 0.30, sample 12: initial result = < 0.10 / repeat result = 0.38, sample 13: initial result = < 0.10 / repeat result = 0.15 and sample 14: initial result = <0.10 / repeat result = 0.34.There was no impact to patient management reported.
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Event or Problem Description
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The customer reported falsely depressed total bilirubin results for 14 patient samples while running on the architect c4000 processing module.The customer stated there were 50 tests left in the total bilirubin reagent kit and the samples gave results of < 0.10 mg/dl.The customer reports out < linearity for this assay as an actual result.The customer noticed the trend on the values being generated and moved the testing to a second reagent kit already loaded on board.The kit that was in use that generated the discrepant results was discarded by the customer.All 14 samples when tested with the new total bilirubin reagent kit gave an actual value when repeated.The customer issued 14 amended reports to the providers.The following data was provided (normal range: 0.2-1.2 mg/dl - unit of measure: mg/dl).Sample 1: initial result = < 0.10 / repeat result = 0.31.Sample 2: initial result = < 0.10 / repeat result = 0.37.Sample 3: initial result = < 0.10 / repeat result = 0.29.Sample 4: initial result = < 0.10 / repeat result = 0.45.Sample 5: initial result = < 0.10 / repeat result = 0.35.Sample 6: initial result = < 0.10 / repeat result = 0.44.Sample 7: initial result = < 0.10 / repeat result = 0.40.Sample 8: initial result = < 0.10 / repeat result = 0.36.Sample 9: initial result = < 0.10 / repeat result = 0.34.Sample 10: initial result = < 0.10 / repeat result = 0.30.Sample 11: initial result = < 0.10 / repeat result = 0.30.Sample 12: initial result = < 0.10 / repeat result = 0.38.Sample 13: initial result = < 0.10 / repeat result = 0.15.Sample 14: initial result = <0.10 / repeat result = 0.34.There was no impact to patient management reported.
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Additional Manufacturer Narrative
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Updated d4 - primary udi number.The complaint investigation included a review of data and information provided by the customer, search for similar complaints, ticket trending review, labeling review, and device history record review.Return testing was not completed as returns were not available.Data and information provided by the customer were reviewed and support the complaint issue without indication for any additional issue.The ticket search by lot indicates that the complaint lot performs as expected for this product.Ticket trending review did not identify any trends.Device history review did not identify any non-conformances or deviations with the complaint lot.Labeling was reviewed and sufficiently addresses the customer¿s issue.Based on the investigation, no systemic issue or deficiency of the total bilirubin reagent lot 64314uq05 was identified.
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Search Alerts/Recalls
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