Internal complaint number: (b)(4).The lot # 25153623 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.The device was returned to the factory on 10dec2020.An investigation was conducted on 22dec2020.A visual inspection was conducted.Signs of clinical use was observed, and no amount of blood was detected on the harvesting handle or jaws.The heater wire was observed to be flexed away from the hot jaw with detachment at the tip of the hot jaw, yet remained attached at the base.The clear silicone insulation on both the cold and hot jaws was observed to be intact, no visual defects were observed.Based on the returned condition of the device, the reported failure "material twisted/ bent; wire" was confirmed.
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