Event occurred on an unknown date in 2021.Reporter is a j&j employee.Investigation summary: visual inspection: the depth gauge f/long-scr ø3.5 meas-range u (part# 319.090,lot# 23p9504, qty #1) was received for investigation.Upon visual inspection, it is observed that the needle component of the device is bent.Thus, the complaint is being confirmed.Additionally, the nut does not tighten up correctly in order to lock the scale body.Device failure/ defect found? yes.Functional test: during functional test, it was noted that the nut does not tighten up correctly in order to lock the scale body, it keeps sliding freely.Can the complaint condition be replicated? yes, the complaint condition can be replicated during functional test.Complaint confirmed? yes.Investigation conclusion: the depth gauge f/long-scr ø3.5 meas-range u (part# 319.090,lot# 23p9504, qty #1) was received for investigation.Upon visual inspection, it is observed that the needle component of the device is bent.Thus, the complaint is being confirmed.Additionally, the nut does not tighten up in order to lock the scale body.No definitive root cause could be determined based on the provided information.During the investigation no unidentified product design/manufacturing issues or discrepancies were observed that may have contributed to the complaint condition.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.Device history lot: part: 319.090, lot: 23p9504, manufacturing site: (b)(4).Release to warehouse date: 18 february 2020.Expiry date: n/a.A manufacturing record evaluation was performed for the finished device lot and no non-conformances were identified.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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