This report is for an unknown screw driver.Part and lot number are unknown.Without the specific part number; the udi number and 510-k number is unknown.Concomitant medical products: unknown bio-intrafix.Complainant part is not expected to be returned for manufacturer review/investigation.Without a lot number the device history records review could not be completed.Product was not returned.Based on the information available, it has been determined that no corrective and/or preventative action is proposed.This complaint will be accounted for and monitored via post market surveillance activities.If additional information is made available, the investigation will be updated as applicable.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.(b)(4).
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This report is being filed after the review of the following journal article: parada et al, 2009, ¿instrumentation-specific infection after anterior cruciate ligament reconstruction¿, sports health, vol.1 no.6, usa.The study emphasizes on the relationship between methodological sterilization failure and acl reconstruction infection at an army medical center.The patients evaluated on course of this study: demographic, clinical, and laboratory data were collected on 5 postoperative infections during a 14-week period in 2003.All acl reconstructions completed within the past 6 years at the institution were reviewed to establish a baseline infection rate.The article describes the following procedure: acl procedure with hamstring autograft with the same tibial fixation.The devices involved were: all 5 cases used hamstring autograft with the same tibial fixation, the depuy mitek intrafix system.Four of these cases used the depuy mitek slingshot system(hex driver) for femoral fixation of the graft.The arthrex transfix system was used for the femoral fixation in the remaining case.Complications mentioned in the article were: infections, pains identified are due to remaining biomaterial found inside the intrafix tibial fixation hex driver.The patients culture results were staph epi.The patient was treated with antibiotics for four weeks.From the review of the article it is concluded that the biomaterial inside the intrafix tibial fixation hex driver caused the infections and pains.
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