Occupation: reporter is a j&j employee.A product investigation was conducted.Visual inspection: the socket wrench for veptr nut (p/n: 03.641.004, lot #: 7934215-04) was returned and received at us cq.Upon visual inspection, no issues were identified with the returned device.Functional test: the functional test was performed on the returned device at service and repair.The highest torque of the device measured during calibration testing and was not within the specified torque range of the device.Hence, the torque test failed high.Service and repair history: the previous service event for part number 03.641.004 with lot number(s) 7934215-04 has been reviewed.The customer called in a service request for this item on 3-aug-2020 for failed calibration.The item was previously returned for service on out of specification due to.The previous service condition is relevant to the current complained issue of failed calibration.The manufacture date of this item is 11-jun-2015.The service history review is confirmed.Service and repair evaluation: during an evaluation at service and repair, it was found out that the socket wrench failed in calibration.The repair technician reported the device failed calibration.Torque test high is the reason for repair.The item is not repairable per the inspection sheet.The cause of the issue is failed high.The item will be forwarded to customer quality.The evaluation was confirmed.Document/specification review: based on the date of manufacture, reflecting the current and manufactured revision drawings were reviewed and no design/manufacturing issues were identified.Investigation conclusion: the complaint condition is confirmed as the socket wrench for veptr nut (p/n: 03.641.004, lot #: 7934215-04) failed high in torque test.There is no indication that a design or manufacturing issue has caused the breakage and hence the root cause cannot be determined.The potential cause could be due to device maintenance.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.A device history record (dhr) review was conducted: part number: 03.641.004, lot number(s) 7934215-04, per service and repair history, manufactured date: 11-jun-2015.Device was used for treatment, not diagnosis.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
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