On (b)(6) 2023, a customer reported to leica biosystems that on (b)(6) 2023 they experienced suboptimal tissue processing on their histocore pearl.As a result one (1) breast resection tissue sample was lost, and it is not possible to collect tissue from the patient again.
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The investigation revealed the following: the instrument logs were analyzed by the lbs senior quality engineer.The broken sd (secure digital memory card) data from the defect electronic box has been recovered, and according to the log files, the leica quality engineer found the last log of the instrument was around at 20:35:46 pm on (b)(6) 2023.After that, all sensor and log data were gone.From the log on (b)(6) , the instrument was in normal working condition before the shutdown, without any errors or error codes.The leica quality engineer tried a variety of ways to recover the lost data, but this was not possible.Therefore, no root cause could be defined.
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