Investigation ¿ evaluation: the cook® single-use holmium laser fiber was not returned for evaluation.No photographs were provided.Without the complaint device, a physical investigation was not able to be completed.A review of complaint history, the device history record, the instructions for use, manufacturing instructions, quality control data, and trends was conducted.A review of the device history record found no non-conformances related to the fracturing of the laser fiber.A review of complaint history revealed this to be the only complaint associated with lot number 7754382.Based on the investigation evaluation, there is no indication that a design or process related failure mode contributed to this event.Current controls for manufacturing are in place to assure functionality; device integrity prior to shipping.This device is shipped with instructions for use (ifu).As found in the precautions section: a number of different factors affect the life of any particular fiber, including: extending lasing at high power.Continuous lasing with the fiber tip in contact with tissue.Improper handling poor lasing beam alignment of focus never subject fiber optics to sharp bends in handling, use, or storage.Always keep connector-end dry and free from contaminants.Discard any fiber optic assembly that is cracked or broken, or does not meet minimum transmission standards.Do not exceed recommended power limits.With the information available the definitive cause of the damaged fiber is undeterminable.Per the quality engineering risk assessment, no further action is warranted.Monitoring will continue to be performed for similar complaints.Appropriate personnel have been notified of this event.
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