It was reported that there was an issue with fv004r - tunneling instrument 600mm.According to the complaint description, the plastic wire was torn.This occurred during an unspecified neurological procedure.The wire on the inner tube of tunneler likely came loose and was damaged, causing a tear near the tip.An additional medical intervention was required.An additional skin incision was made.The adverse event / malfunction is filed under aag reference (b)(4).
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Investigation: as of the date of this report the complaint product was not provided for investigation.Therefore, a thorough investigation is not possible.Batch history review: due to the fact that a lot number was not provided, a review of the device history records must remain incomplete.Conclusion and measures / preventive measures: based upon the investigation results a clear root cause conclusion cannot be drawn.There is no indication for a material-, manufacturing- or design-related failure.If the device is returned in the future, an investigation will again be completed at that time.Based upon the investigation results, a capa is not necessary.
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