One (1) expedium pedicle probe ¿ curved [product code: 2797-02-020] was returned to the complaints handling unit (chu) for evaluation.Visual examination at the macroscopic level revealed that the fracture was located at the probe¿s distal tip.The fractured tip was not returned for evaluation.The fracture analysis report shows a rough grainy appearance across most of the surface with a smooth region to the left marking the likely initiation site and an irregular region to the right marking the likely termination site.These characteristics suggest the probe underwent a quasi-static overload failure.In addition to fracture analysis, a hardness test was performed on the part.The results from the hardness test showed that the average was within the specified hardness range.A review of the device history record was conducted.No issues were identified during the manufacturing and release of this product that could have contributed to the problem reported by the customer.No emerging trends were found requiring further actions.A definitive root cause for the probe¿s distal tip breaking cannot be positively determined.However, the fracture analysis report shows a rough grainy appearance across most of the surface with a smooth region to the left marking the likely initiation site and an irregular region to the right marking the likely termination site.These characteristics suggest the probe underwent a quasi-static overload failure.As there has been no issue identified in the manufacturing or release of the device that could have contributed to the problem reported by the customer and no systemic trends requiring immediate action have been observed, this complaint file will be closed with no further action required.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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