Trackwise#: (b)(4).The device was returned to the factory for evaluation on 11/21/2022.An investigation was conducted on 12/01/2022.A visual inspection was conducted.The harvesting device was not returned for evaluation, therefor no electrical testing was conducted.Only the cannula was returned for evaluation.Signs of clinical use and evidence of blood was observed on the transected and melted c-ring.Blood was also observed on the cannula handle.The scope wash tubing and the c-ring remained attached to the cannula due to the presence of a retention rib.No other visual defects were observed.Based on the incomplete device return, the reported failure "failure to deliver energy" was not confirmed, but the analyzed failure "break; c-ring" was confirmed.The lot # 3000269644 history record review was completed.There were no ncmrs, rework, or deviations documented for the reported lot number.Based on the dhr/lhr review results, it was determined that there is no relation between the batch manufacturing process and the reported failure.
|