The reported oad was received at csi for analysis.No damage was observed on the device.The device was turned on and off numerous times with no issues observed.While performing functional testing, the power cord, brake and control knob were manipulated, and no issue was noted.At the conclusion of the device analysis investigation, the report that the oad shut down and began operating independently could not be confirmed as the oad functioned as intended during the analysis.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 prior to distribution.Csi id: (b)(4).
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During treatment of a 90% stenosed lesion in the proximal anterior tibial artery with a diamondback peripheral orbital atherectomy device (oad), the motor stalled and the device lost power.The oad then started operating again independently.The device was turned off by the physician and removed from the patient.The device was unplugged and reconnected to the saline pump, however the issue was unable to be resolved.The patient was doing well following the procedure.
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