Distribution history the complaint product was manufactured at csi on december 2nd, 2022 under work order (b)(4).Manufacturing record review dhr of lot 619019341 was reviewed and no non-conformities, related to the complaint condition, were noted.Also the dhr from the staple lot 326856 were checked and no non-conformities were found.Incoming inspection review iqc was reviewed and no non-conformities, related to the complaint condition, were noted.Service history record service history not applicable for this product.Historical complaint review a review of the 2-year complaint history related to not firing shows 16 similar reported complaints including the one under investigation.None of the complaints reviewed were confirmed.Product receipt the complaint product was returned and reviewed by quality engineer, details will be provided on visual and functional evaluation sections.Visual evaluation the unit that presented the issue according to the customer was not returned for evaluation, however the customer sent units without use, it was received 5 units of lot 619019341, 3 units of lot 619018836 and 6 units of lot 619019342.Visual evaluation of the units received was performed, but no abnormal conditions were found.Functional evaluation of the units received were performed, units were tested against inspection measurements, all units passed the acceptance criteria.Root cause: no definitive root cause for this issue could be reliably determined at this time because the product was not returned for evaluation, additional samples sent by the customer did not present any issues related to manufacturing process.Corrective action: coopersurgical will continue to monitor this complaint condition for trends.No further corrective action is necessary, as the complaint condition was not confirmed.
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