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Additional information: d4, h4, h6.Correction: d2a.The reported plate breakage was confirmed by device inspection.Fractographic analysis identified fatigue fracture characteristics consistent with material strength being exceeded during use.Review of manufacturing, inspection, and device history records found no discrepancies, and the plate met all material and manufacturing specifications.The plate remained implanted for approximately six months, and bone healing had already been achieved at the time of removal, indicating the device performed as intended.Based on the investigation, there is no indication for an incorrectly working product or any design, material, or manufacturing related issue.Therefore, no corrective and/or preventive actions are deemed necessary at this time.
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