|
Additional information provided in sections d9, h3, h6 and h11.A non-conformance based review of the lot number was performed and did not reveal any potential contributing factors to the reported complaint.A manufacturing device history record (dhr) review was performed prior to product release to ensure that the product was manufactured in compliance with the device master record.Based on the assessment, the product met release criteria.A review for complaints reported against this lot number was performed.No similar complaints were reported for the product lot under investigation.The product under investigation is not a serviceable device.Therefore, a service record review was not performed.A sample was received at the manufacturing site.A visual assessment of the returned sample revealed no visual nonconformities.A fit check was performed on the returned sample with a trocar, and resistance was felt indicating foreign material.A visual assessment under a microscope was performed and found foreign material adhered to the nitinol.Refer to the attached investigation log.The customer reported that their product was difficult to insert.Sample evaluation at manufacturing site revealed the returned sample had foreign material on the nitinol.Based on the results of this investigation, the reported event was confirmed.However, it remains inconclusive about how or when the foreign material adhered to the nitinol.The root cause of the reported event is attributed to foreign material on the nitinol.Quality assurance has reviewed this complaint and will continue to monitor data for evidence of adverse trending and take further action, as appropriate.The manufacturer internal reference number is: (b)(4).
|