The device was not returned for analysis.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 identified no other incidents from this lot.13 sterile/ unused devices were received.On the pouch label: copilot bleedback control valve part#1003331 lot#60362223.All 13 sterile/unused devices were visually inspected and there was no damage noted to the sterile/unused devices.Testing was successfully performed on the returned 13 sterile/unused devices with no issue noted.There was no leak noted at the returned copilot.It is possible that the devices were not coaxially aligned during insertion thus resulting in the reported difficult to advance; however this cannot be confirmed.Additionally, it is possible the cap seal was not fully tightened/closed resulting in the reported leak; however this cannot be confirmed the investigation was unable to determine a conclusive cause for the reported difficulties.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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