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The product under investigation is not a serviceable device.Therefore, a service record review was not performed.However, there was product returned for testing on this investigation.A non-conformance based review of the serial 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 serial number was performed.No similar complaints were reported for the product serial under investigation.A probe was received for testing on this investigation.A visual assessment of the returned sample revealed no obvious nonconformity.The returned sample was connected to a calibrated system and was successfully recognized.A fit check was performed with a trocar and there was resistance during insertion.A visual assessment under a microscope was performed and revealed foreign material adhered to the cannula.Based on the results of this investigation, the reported event was confirmed.However, it remains inconclusive how or when the foreign material was deposited on the cannula, and what the foreign material is.The root cause of the reported event is attributed to foreign material.However, it remains inconclusive how or when the foreign material was deposited on the cannula.Manufacturer will continue to monitor data for evidence of adverse trending and take further action, as appropriate.
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