The oad utilized during the procedure was returned without the reported guide wire.Analysis of the oad did not reveal any damage that would have contributed to the reported event, and there was no indication that the device had made contact with the guide wire tip during the procedure.The results of the investigation are inconclusive since the reported device was not returned for analysis.Based on the information received, the cause of the reported event could not be conclusively determined.The material inspection report for this guide wire lot number has been reviewed.No issues or discrepancies were noted during this review that would have contributed to the reported event.The device met material, assembly, and quality control requirements.(b)(4).
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During a peripheral atherectomy procedure using a csi orbital atherectomy device (oad), the tip of the guide wire became detached and remained in the patient.The target lesion was located in the common femoral artery (cfa) and was treated using multiple passes with the oad at low, medium and high speeds.When attempting to advance a balloon over the guide wire, it was noted to have separated into two pieces in the cfa.Multiple attempts were made to snare the wire, and a balloon was utilized within the sheath to remove the wire.When the wire as removed, it was noted that the tip of the guide wire had also detached in the distal peroneal artery.The tip fragment was unable to be snared and remained in the patient.Balloon angioplasty was then performed at the lesion and a small dissection was noted.A stent was deployed to resolve the dissection and the patient was stable following the procedure.
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