It was reported that the procedure was to treat a mildly calcified, 70% stenosed, de novo lesion in the carotid artery.During preparation, a.014 acculink 7-10/40 self-expanding stent (ses) was opened for preparation when it was noted that the tip of the ses was missing.The tip was not found in the packaging, it was not present at all upon opening the package.The ses was not used in the patient and another same size acculink ses was used to successfully complete the procedure.There was no patient involvement and no clinically significant delay in the procedure.No additional information was provided.
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Visual analysis was performed on the returned device.The tip of the acculink and the stylet were not returned.The reported missing tip was confirmed.Additionally, it was noted that the inner member was separated.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other complaints reported from this lot.The investigation determined that the reported missing tip was due to a separation of the inner member.The investigation was unable to determine a cause for the tip separation.It may be possible that during removal of the stylet, the tip was inadvertently grasped causing the tip to separate and was discarded with the stylet; however, this could not be confirmed.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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