A facility reported that during a craniotomy procedure, the surgeon felt that the perforator (261221) was not working well, as it took too much time to do the trepanation.The surgeon felt that the perforator was not cutting the bone and decided to continue the trepanation with burr technique.There was no adverse consequence or damage for the patient.Surgical delay of 5 minutes was reported.
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The perforator was returned for evaluation.Device history review (dhr) - there is no indication that the production process may have contributed to this complaint.All test results passed procedural specifications.Failure analysis - the perforator unit was inspected using the unaided eye.The unit was lightly soiled and had a worn label that could not be read, no other anomalies were observed.In the failure analysis that was performed, the returned unit was found to work as intended, and met all acceptance criteria.The complaint could not be verified through failure analysis.Root cause analysis: per the complaint background, takes too much time, not cutting.The root cause is undetermined and was unable to be confirmed in the complaint evaluation.Product was received for analysis and the investigation could not confirm the complaint.
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