Visual, dimensional and functional analysis performed on returned device.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.The investigation was unable to determine a conclusive cause for the reported difficulty to insert.It may be possible that the filter was pulled into the pod too quickly.Additionally, it may be possible that the difficulty was related to the loading tray; however, without having the tray to examine, this could not be confirmed.Although there is no indication of a product quality issue with respect to manufacture, design or labeling for the returned components, an investigation will be conducted regarding recent incidents of difficulty to insert (load) the emboshield nav6 device.The issue is being addressed per internal operating procedures.Abbott vascular will continue to trend the performance of these devices.
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