Please note corrections to sections d1, d4 catalog#, gtin, g4 510(k) and h6 (health impact code).The reported event could be not confirmed, since the product was returned for evaluation and does not match the alleged failure mode.The device inspection revealed the following: the received set screw exhibits signs of misaligned insertion with the nail, as evident by the unusual thread marks all over the surface of the set screw, followed by subsequent material erosion (shiny surface-material chip off).Pre-surgical test was conducted using the returned set screw with sample trochanteric nail.It was observed that the screw could be assembled and disassembled easily without any difficulty.No indications of material, manufacturing or design related problems were found during the investigation.A review of the device history for the reported lot did not indicate any abnormalities.No corrective actions are required at this time.A review of the labeling did not indicate any abnormalities.The instructions for use instructs user that: ¿during the course of the operation, repeatedly check to ensure that the connection between the implant and the instrument, or between the instruments, required for precise positioning and fixing is secure.¿ based on the above investigation and provided information, the root cause was attributed to user related issue.The failure was caused by improper usage of the device.If any further information is provided, the complaint report will be updated.
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