Without a lot number the device history records review could not be completed.Product was not returned.(b)(4).Device was used for treatment, not diagnosis.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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Device report from synthes reports an event in (b)(6) as follows: patient returned to theatre for revision of left sided rod pull out from a viper sai 8x80mm screw.Patient experience a post-op device malfunction and rod disengaged from sai screw.Pt experience an adverse event such as infection, non-union, allergic reaction, osteoporosis, overloading, pain, degenerative diseases, bleeding or oozing and require revision surgery or hardware removal.Device was explanted due to rod pull out sai screw.Patient status/ outcome / consequences is unknown.Device was disposed of.This report is for one (1) viper ti sai poly 8x80mm.This report is 4 of 5 for (b)(4).
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