(b)(4).Investigation: x-initiated manufacturer's investigation, x-no sample returned, x-review dhr.Distribution history: the complaint product was manufactured at csi on 11/28/2017 under work order (b)(4).Manufacturing record review: dhr - 238615 was reviewed and no non-conformities, related to the complaint condition, were noted.Incoming inspection review: incoming inspection record review not applicable to this product.Service history record service history record not applicable to this product.History complaint review: a review of the attached 2-year complaint history showed similar reported complaint conditions were the cuff (occluder) started leaking during the procedure.Product receiptl the complaint product has not been returned to coopersurgical.Visual eval.: evaluation of the complaint product could not be completed as the complaint product has not been returned to coopersurgical.If the product should be returned at a later date, it will be evaluated, and any findings will be appended to this investigation.Functional eval.: evaluation of the complaint product could not be completed as the complaint product has not been returned to coopersurgical.However, the complaint condition is very similar to other complaints as mentioned earlier.In those complaints, the device started leaking during the procedure.Root cause: no definitive root cause for this issue could be reliably determined at this time, since the product was not returned for investigation nor verification.It should be noted that the dfu of the device ((b)(4)) states that the device should be tested by inflation of the occluder with 20-60 cc of saline prior to usage.The complaint states that the device was leaking during the procedure, indicating that the product was tested and was working prior to the leak.A possible root cause of this may be that the occluder encountered a sharp object during usage.Other complaints of occluder leakage were also attributed to the product encountering a sharp object when complaint product was returned for investigation.Correction and/or corrective action: coopersurgical will continue to monitor this complaint condition for trends.No further corrective action is necessary, as the complaint condition was not confirmed.No further training required at this time.Was the complaint confirmed? no.Preventative action activity: coopersurgical will continue to monitor this complaint condition for any trends.
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