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A device history record (dhr) review was conducted: visual inspection: the complaint device, depth gauge for 2.0/2.4mm screws-70mm (product code: sd319.002, lot number: h189350) was returned to cq (b)(4) for investigation.The depth gauge needle was found bent during visual inspection.The device had scratches all over the surface which are consistent with usage.Document /specification review: based on the date of manufacture, the current and manufactured version of the drawings were reviewed.Conclusion: the device needle was bent and damaged, hence the complaint on the device could be confirmed.A definitive root cause was not determined during investigation.There was no indication that a design or manufacturing issue contributed to the complaint.No design issues were observed during the document/specification review.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 - no ncrs were generated during production.Device history review - review of the device history record(s) showed that there were no issues during the manufacture of this product, and any sub-components, which would contribute to this complaint condition.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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