(b)(6).Investigation summary: samples were received for evaluation by one of our quality engineers.The samples have no packaging flow wrap.They all have the plunger rod-rubber stopper, the tip cap and saline solution.The barrel labels confirm the lot# 7250637.None of them have the plunger rod thumb press damaged, however, all of the samples have the barrel/flange damaged therefore failure mode is verified.It is possible that the plunger rod labeler equipment experienced a variation.Adjustments have been verified.A capa (corrective action preventive action) has been initiated to address this issue.A device history review was completed and there were no documented issues for the complaint of batch 7250637 during this production run.There were no quality notifications were issued during the production of this batch listed in the complaint.All inspections were accepted during the production of this batch.There was no issue documented about barrel/flange damaged.Investigation conclusion: all our inspections and testing performed while manufacturing this batch were accepted.No rejections were documented.Update jun 26, 2018.Five (5) samples were received.Six (6) have no packaging flow wrap, they all have the plunger rod-rubber stopper, the tip cap and saline solution.The barrel labels confirm the lot# 7250637.All seven (7) have the barrel/flange damaged.None of them have the plunger rod thumb press damaged.Product within specification? yes / no.Root cause description: root cause could not be determined.There were no qns issued during the production of this batch listed in the complaint.All inspections and testing were accepted during the production of this batch.Root cause.The plunger rod labeler equipment possible experienced a variation; anyway, adjustments have been verified.Rationale: capa (b)(4) has been opened.
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