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If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.Device was used for treatment, not diagnosis.Investigation summary: the device associated with this report was not returned for evaluation.No evidence was found indicating product error was a contributing factor to the reported event.Depuy considers the investigation closed at this time.Should additional information be received, the information will be reviewed and the investigation will be re-opened as necessary.The 420902 trumatch pin guide femoral l, lot number 099cm associated with this report was not returned for evaluation.A device history record (dhr) review found no deviations or anomalies were noted.A product development design file review was conducted by trumatch engineering.The results were as follows: segmentation: segmentation designed within trumatch specifications.Proposal design: patient has unique femur anatomy.Designer worked with checker on anterior cut with trumatch¿s anterior cortex notching visual guide.Designer and checker determined case is not notching and the bone material is osteophyte.They extruded saw blade cut past osteophyte to exit bone properly.Designer called rep to discuss sizing.Surgeon was aware of unique patient anatomy.Trumatch was notified from field after surgery that surgeon did not clear anterior soft tissue.Note on cover page of proposal states ¿a femoral deformity slightly superior to the anterior flange may cause saw blade interference.Please use caution when making anterior cut to avoid notching.¿ surgeon approved case ¿as is¿.Block design: block designed within trumatch specifications.No evidence was found indicating product error was a contributing factor to the reported event and the need for corrective action was not indicated.Depuy considers the investigation closed at this time.Should additional information be received, the information will be reviewed and the investigation will be re-opened as necessary.
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