Crosstex (sap) recently received a complaint stating that indictor labels for the us906 product line, lot 1807004, are not transitioning upon completion of a full pre-vacuum sterilization cycle.Samples were forwarded for additional testing, along with photos, for the investigation.Suspect samples that were returned to crosstex were subjected a standard pre-vacuum sterilization cycle at 4 minutes exposure time with a drying time of 20 minutes.The cycle tape was reviewed to confirm successful and accurate results were achieved.No anomalies were noted, and all indicators transitioned as intended.Please see photos below for your reference.Review of batch records for lot 1807004 indicate that all testing and release criteria was met, with all factory retains transitioning as intended.While complaints for this failure mode have been logged, this complaint as it relates to the reported failure mode, cannot be confirmed.Since all release criteria for lot 1807004 has been has been met, no root cause can be determined at this time.This issue has been logged into the and will be monitored for recurrence.Note: a retrospective review of potential serious injury complaints was performed.This mdr was identified as a reportable malfunction as a result and filed as part of the review activities.
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