Investigation x-review dhr x-inspect returned samples.*analysis and findings (b)(4).Distribution history: this complaint unit was manufactured at csi on 10/17/2019 under wo (b)(4) and shipped on (b)(6) 2019.Manufacturing record review: dhr's (b)(4) were reviewed and no non-conformities, related to the complaint condition, were noted.Incoming inspection review: not applicable.Service history record: this unit was returned for unconfirmed intermittent function noted on log 95722 february 16, 2021.The unit was fitted with a new board as a precaution.Historical complaint review: a review of the 2-year complaint history showed similar reported complaint conditions.Product receipt: the complaint unit was returned on (b)(4).Visual evaluation: visual examination of the complaint unit revealed no physical damage.Functional evaluation: complaint unit was functionally evaluated and found to function properly.Root cause: the product tested to specification as the device was found to meet all visual and functional test specifications.*correction and/or corrective action the customer was provided with a new generator.The returned unit was found to function to specifications free of defects.As the inspection of this unit did not provide a confirmation of the described complaint, or any defects, this unit was sent to engineering to be further evaluated.Coopersurgical will continue to monitor this complaint condition for trends.No further corrective action is necessary, as the complaint condition was not confirmed.*preventative action activity coopersurgical will continue to monitor this complaint condition for trends.
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