The device history record for this oad 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.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.Csi id: (b)(4).
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Pedal access was gained followed by right femoral access.A wire was used to cross the chronic total occlusion (cto) in the proximal to the 5mm - 6mm mid popliteal artery.Wire exchange was performed.Via the right groin, the stealth 360 peripheral orbital atherectomy device (oad) was advanced proximal to the cto.One treatment was performed on low speed, followed by a treatment on medium speed.A treatment was performed on high speed at which point the oad became stuck.The physician pulled on the oad several times, the last time with additional force.The driveshaft and sheath appeared to have fractured; however, the sheath had not separated while in vivo.Via pedal access, a snare was used to retrieve the driveshaft fragment.The oad was removed.A jade balloon was placed, and two low pressure inflations were performed for a minute each time to complete the procedure.The patient experienced no consequences as a result of this event.
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