Initial reporter phone number: (b)(6).Investigation summary: it was reported the batch number of the large package and the batch number of the medium package were found inconsistent in the warehouse.To aid in the investigation, two photos were provided for evaluation by our quality team.One photo shows the case box label and the other photo shows the shelf box label.The shelf box label has the lot number in two areas.One area is at the bottom right corner and the other area is at the middle of the bar code.The bottom right corner lot number is missing the last three digits, but the middle bar code has the complete lot number.It could be possible the shelf box printer head became clogged inducing the symptom reported by the customer.A device history record review was completed for provided material number 306595, lot number 1085214.The review did not reveal any detected quality issues during the production of this lot that could have contributed to the reported defect.Verification of the label printing process was performed.The printing was correct and the printing head was clean.The flow of products and shelf boxes was acceptable.To date, there have been no other similar events reported for this lot.Based on the investigation and with the photo sample analysis the symptom reported by the customer is confirmed.Complaints received for this device and reported condition will continue to be tracked and trended.Our quality team regularly reviews the collected data for identification of emerging trends.
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