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 k307a was conducted.There were no non-conformances related to the complaint.This lot met all release requirements.A review of kit lot k307a shows no trends.Trends were reviewed for complaint category, drive tube leak/break.No trends were detected for this complaint category.A photograph was provided by the customer for evaluation.The kit and smart card were not returned.Review of the photograph verifies the drive tube is damaged.The drive tube is twisted at the location of the upper drive tube bearing stop.A known cause of a broken drive tube is when the drive tube is not rotating freely.A material trace of the drive tube assembly and its components used to build lot k307a found no related non-conformances.A device history record (dhr) review did not identify any related non-conformances, deviations, or equipment maintenance events.This lot passed all lot release testing.The root cause of the drive tube break could not be determined based on the available information.No further action is required at this time.This investigation is now complete.(b)(4).N.S.(b)(6) 2022.
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