Investigation summary: an internal complaint ((b)(4)) was received indicating an electrosurgical pencil fired randomly, causing a burn to a patient.The defective sample was thrown away and not available for return.The investigation is ongoing as of the date of this report.When new and critical information becomes available, this report will be updated.
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Root cause: a root cause is unable to be determined.No issues were found in the documentation on hand, and a defective sample was not returned for evaluation.Corrective action: no corrective actions were taken due to the root cause determination.Investigation summary: an internal complaint ((b)(4)) was received indicating an electrosurgical pencil fired randomly, causing a burn to a patient.The defective sample was thrown away and not available for return.The device history record for the reported lot number (45316121) was reviewed and no issues were detected during the manufacturing process.The sub-assembly work orders assigned to the finished product also were reviewed.No rejects were reported in the continuity test results.Additionally, no issues were detected during work order in process.The last two closed work orders for part number 88-000002cr (the pencil sub-assembly) were reviewed and no rejects were reported during the manufacturing process.A review of past complaints for two years was conducted and no similar issues have been reported.Preventive action: a preventive action has not been taken due to the root cause determination.The investigation is complete.If new and critical information becomes available, this report will be updated.
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