This report is being filed after subsequent review of the following journal article, "clinical experience with the screw extraction set for broken screw" (2011).Mitsukawa, n.(2011).Clinical experience with the screw extraction set for broken screw.The journal of craniofacial surgery, 22 (1), 226-229.There was 1 unknown patient with an unknown synthes plating system and 6 unknown patients with a competitor plating system that could not be explanted according to the technique guide for an unknown synthes extraction set.This is report 2 of 2 for (b)(4).This report is for an unknown extraction system.
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Device used for treatment, not diagnosis.Mitsukawa, n.(2011).Clinical experience with the screw extraction set for broken screw.The journal of craniofacial surgery, 22 (1), 226-229.This report is for an unknown distractor set/unknown quantity/unknown lot.Device is an instrument that is not implanted/explanted without a lot number the device history records review could not be completed.The investigation could not be completed; no conclusion could be drawn, as no product was received.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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