Investigation ¿ evaluation: a review of the complaint history, device history record, specifications, and a visual inspection of the returned devices were conducted during the investigation.The visual inspection of the returned device confirmed the presence of hair-like fibers in the samples.Locations in which the fibers were found included the inside of the hub, the outside of the hub, and the inside of the needle protector.Additionally, a document based investigation evaluation was performed.There is no evidence to suggest the product was not made to specifications.A review of the device history record showed no nonconforming events which could contribute to this failure mode.It should be noted there were no other reported complaints for this lot number.Based on the information provided, the examination of the returned product, and the results of our investigation, the device failure was attributed to manufacturing.We will continue to monitor for similar complaints.Per the quality engineering risk assessment, no further action is required.
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