(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The product was not returned to abbott vascular 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 determined the reported difficulties of failure to advance, difficult to remove and stent dislodgement appear to be related to circumstances of the procedure.Based on the reported information, during advancement the sds encountered resistance with the mildly tortuous and moderately calcified anatomy causing the reported failure to advance and difficulty to remove.Manipulation of the device against resistance during retraction resulted in the stent dislodgement.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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It was reported that the procedure was performed to treat a mildly tortuous and moderately calcified lesion in the common iliac artery.The vessel was not pre-dilated.A 7.0x39mm omnilink elite otw stent delivery system (sds) was advanced but would not cross the target lesion.The sds then became stuck with the anatomy and the stent dislodged from the balloon in the common iliac artery.The sds was removed, and another omnilink sds was then advanced and the stent was deployed to crush the dislodged omnilink stent into the vessel wall, within the target lesion, and the procedure concluded.There was no adverse patient sequela, and there was no reported clinically significant delay in the procedure.No additional information was provided.
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