The system was used for treatment.This case is reportable as a mdr due to the reportable malfunction tubing leak.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 h329 was conducted.There were no non-conformances associated with this lot.This lot met all release requirements.A review of kit lot h329 shows no trends.Trends were reviewed for complaint categories, tubing leak, and alarm #9: blood pump error.No trends were detected for these complaint categories.The customer supplied photographs were used for evaluation.The photographs show a pool of blood on the instrument pump deck and blood splatter around the return pump head.The source of the blood leak could not be identified from the provided photographs.A material trace of the tubing used to manufacture kit lot h329 showed no non-conformances.A device history record review did not identify any related nonconformances and this kit lot had passed all lot release testing.No manufacturing related defects were identified through this investigation.A root cause for the tubing leak could not be determined based on the available information.No further action is required at this time.Investigation complete.(b)(4).
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