(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.(b)(4).The stent remains in the patient.It is indicated that the delivery system is not returning for evaluation; therefore, a failure analysis of the complaint device could not be completed.The investigation was unable to determine a conclusive cause for the reported patient effects.A review of the lot history record revealed no non-conformances that would have contributed to the reported event.The reported patient effect of restenosis is a known observed and potential patient effect as listed in the rx acculink, instructions for use (ifu).Although a conclusive cause for the reported patient effects and the relationship to the product, if any, cannot be determined, there is no indication of a product quality issue with respect to manufacture, design or labeling.
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It was reported that on (b)(6) 2013, an acculink stent was successfully implanted in the right internal carotid artery lesion.On (b)(6) 2013, the patient was discharged home.On (b)(6) 2015, in stent re-stenosis was noted, treated with balloon angioplasty.The event resolved without sequela.There was no additional information provided.
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