(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The device is expected to be returned for evaluation.It has not yet been received.A follow up report will be submitted with all relevant information.
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Internal file number - 333003/1-1.Evaluation summary: visual and functional inspections were performed on the returned copilot.The reported leak was unable to be confirmed.It may be possible that syringe or inflation device being used was not properly connected; however, this could not be confirmed.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 of the reported lot revealed no other incidents.The investigation was unable to determine a cause for the reported leak.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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