On 11/11/2015 integra investigation completed.Method: failure analysis, device history evaluation.Results: failure analysis - scissors returned in used condition, not showing any unusual markings.The returned scissors showing wear and a broken blade.The scissors are broken at the hinge area, per end users complaint the event happened during a procedure.Without knowing how much pressure was used to the scissor while in use, the cause is undetermined.Looking further into the area of breakage, it is noticed that there is black staining.This type of damage usually occurs when the instrument is improperly processed.Condition of the scissor reveals improper care.The complaint report is confirmed; damaged worn.Device history evaluation - dhr review was completed with all history available.Nonconforming product report / nonconforming material report history: none.Variance authorization / deviation history: none.Engineering change order/manufacturing change order history: none.Corrective action preventive action history: there is no applicable corrective action preventive action history.Health hazard evaluation history: none.Conclusion: the root cause has not been identified as a workmanship or material deficiency.
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