H6: investigation summary: the complaint investigation for discrepant results when using the bd max ct/gc/tv (ref (b)(4)) lot 1089909 was performed by the review of manufacturing records and verification of complaints history.Review of the manufacturing records of the bd max ct/gc/tv indicated that lot 1089909 was manufactured according to specifications and met performance requirements.Customer complained about 9 patient samples that gave a positive tv target result in one run, with the bd max¿ ctgctv kit lot 1089909, but gave negative tv target results upon repeat, on the same instrument deck.Despite multiple attempts, no data was provided for the investigation.The 9 tv pos patient samples were tested on side b of instrument ct1375.Samples were repeated, on the same deck, and were negative.The customer performed environmental monitoring and all the environmental monitoring sites came out negative.An instrument complaint was also opened at the same time for the same issue.The reader on deck b was replaced.Based on the available information, bd was unable to confirm the exact cause of the customer issue.Overall, no reagent issue is suspected.The root cause was not identified.Bd cannot confirm the complaint based on the investigation that was performed.Bd did not initiate a corrective and preventive action (capa).H3 other text : see h10.
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