Report from synthes (b)(4) reports an event in (b)(6) as follows: it was reported that the extract surgery took place for distal tibia, implanted in 2013.The reported screw, which inserted at the most distal part, could not come off during the surgery.Although the surgeon attempted to extracted the screw used by the drill bit, the screw was unable to be removed.Eventually he wrecked the head of the reported screw by the carbide drill bit of, and completed the surgery.It was also reported that no remain of the screw was confirmed as the surgeon succeeded to take off the shaft of the screw.The surgery was extended for 30 minutes due to this event.This report is 2 of 2 for (b)(4).
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Device was used for treatment, not diagnosis.No patient information reported.Explant date: exact implant date unknown.An investigation summary was performed.The investigation of the complaint articles could not be performed, no conclusion could be drawn, as no product was returned.Device history records was conducted: manufacturing location, bettlach, manufacturing date: 22nd december 2012, expiry date: 1st december 2021.Review of the device history record (s) showed that there were no issues during the manufacture of the product that would contribute to this complaint condition.No ncrs were generated during production.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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