The product was not returned to abbott vascular for analysis.Return of the stent implant may have further aided the analysis.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot and relabeled 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 for the reported difficulty.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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It was reported that the procedure was to treat a mid left anterior descending artery.After confirming the lesion with an optical coherence tomography, a 3.0x33mm xience sierra stent was advanced to the lesion but was noted as too short to cover the lesion.Therefore, a 38mm length xience stent was used instead to successfully complete the procedure.There were no adverse patient effects or clinically significant delay.No additional information was provided.3/16/2020: additional information received from the account where the physician states uncertainty whether the stent was undersized than expected, or became shorter during the procedure.There were no adverse patient effects or clinically significant delay.No additional information was provided.
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