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(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.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 did not indicate a lot specific quality issue.The investigation determined the reported difficulties appear to be related to circumstances.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 to treat a heavily calcified mid to distal right coronary artery that was 99% stenosed.Pre-dilatation was performed with a 1.5 mm and a 2.5 mm unspecified balloon catheters.A 3.5 x 38 mm xience alpine was being advanced to the lesion; however, it could not cross and the shaft kinked.During removal of the alpine, there was resistance with the 6f guideliner.A 3.5 x 38 mm non-abbott stent delivery system was successfully used to complete the procedure.There was no clinically significant delay in procedure and no adverse patient effects.No additional information was provided.
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