The system was used for treatment.This case is reportable as a mdr due to the reportable malfunction drive tube leak/break.Since this reportable malfunction is only associated with the kit, this mdr will only be against the kit.A batch record review for kit lot m320 was conducted.There were no non-conformances associated with this lot.This lot met all release requirements.A review of kit lot m320 shows no trends.Trends were reviewed for complaint category, drive tube leak/break.No trends were detected for this complaint categoriy.This assessment is based on the information available at the time of the investigation.At the time of this report, the analysis of the returned kit and photographs is still in progress.A supplemental report will be filed when the analysis is complete.(b)(4).H.M.(b)(6) 2023.
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The complaint kit, smart card and photographs were returned for evaluation.A review of the data on the smart card showed that the treatment was completed without the occurrence of any alarms, system errors or warnings.Evaluation of the customer provided photographs verify the drive tube leak as blood residue is visible on the drive tube overmold, where the tri-connector and tubing are bonded together.Examination of the returned kit verified the drive tube leak as a blood leak was identified at the lower end of the drive tube, as seen in the provided photographs.The drive tube was pressure tested to check for leaks and no leaks confirmed during testing of the returned kit.A potential cause of a drive tube leak is due to an insufficient bond between the drive tube and tri-connector joint; however, this could not be verified based on testing of the returned kit as the site of the leak could not be identified.A material trace of the drive tube used to manufacture kit lot m320 did not find any non-conformances.A device history record (dhr) review did not identify any related non-conformances, deviations, or equipment maintenance events.This kit lot passed all lot release testing.The root cause for the reported drive tube leak could not be determined based on the available information.No further action is required at this time.This investigation is now complete.(b)(4).H.M.30 jan 2024.
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