(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.Concomitant products: guide wire: boston journey; embolic protection: emboshield nav6.(b)(4) - failure to follow steps/instructions: delivered on wrong wire.(b)(4).The device was not returned for analysis.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this complaint.Additionally, a review of the complaint history of the reported lot revealed no other incidents.The emboshield nav 6 instruction for use (ifu) instructs to: perform the required interventions over the barewire filter delivery wire.The investigation determined that the difficulties appear to be due to user error and there is no indication the issue was caused by or related to the design, manufacture or labeling.The emboshield nav6 referenced is filed under a separate medwatch report.
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It was reported that during a procedure of a restenosed patch treatment of the external carotid artery, the emboshield nav6 embolic protection device (epd) was positioned in the vessel without issue.A non-abbott guide wire was used next to the epd to advance and deploy the acculink stent; however, this jailed the epd and guide wire and the filter could not be retrieved.Surgical intervention was used to remove the epd and the acculink stent.The patient was reported to be fine.There was no reported clinically significant delay in the procedure.No additional information was provided.
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