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 g317 was conducted.There were no non-conformances associated with this lot.This lot met all release requirements.A review of kit lot g317 for the reported issue shows no trends.Trends were reviewed for complaint categories, alarm #1: air detected and tubing leak.No trends were detected for each complaint category.The kit and smartcard were returned for investigation.A review of the data recorded on the smartcard verified an alarm #1: air detected alarm occurred during the procedure.The returned kit was examined and showed no signs of a liquid leak.The collect line and anticoagulant line tubing of the kit were pressure tested.Both lines were pressurized and no bubbles were seen moving inside of the tubing.Testing of the collect and anticoagulant lines did not result in any leaks.The root cause of the tubing leak reported to have occurred at the connection between the cellex kit collect line and hospital's tubing extender could not be determined as no cellex kit defect could be identified upon evaluation of the returned product.No further action is required at this time.This investigation is now complete.(b)(4).
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