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 similar incidents reported from this lot.The investigation was unable to determine a conclusive cause to the reported difficulties.It is possible that the kinked barewire resulted in the reported difficulties; however, this cannot be confirmed.There is no indication of a product quality issue with respect to manufacture, design or labeling.The emboshield nav6 device referenced is filed under separate medwatch report number.
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It was reported the procedure was to treat a lesion with moderate calcification in the right superficial femoral artery (sfa) the emboshield nav 6 was advanced without issue and placed successfully.When the filter was to be removed, it could not be retrieved as the bare wire was kinked.Therefore, a 6 fr guiding catheter was advanced and both devices were removed together as one unit.There was no adverse patient effect and no clinically significant delay in the procedure.No additional information was provided.
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