It was reported that the patient had a femoral neck fracture and needed a hemi arthroplasty to repair.After successfully trailing components and then inserting the real femoral stem, a 42mm bipolar head and 28mm +5 metal head were opened for implantation.After carefully removing the plastic portion from the 42mm shell, the 28 mm metal head was inserted into the plastic, but did not spin freely but only under significant force.
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Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.Product complaint #: (b)(4).Investigation summary: no device associated with this report was received for examination.The information received will be retained for potential series investigations if triggered by trend analysis, post market surveillance, or other events within the quality system.Device history lot: h56827.Device history batch: null.Device history review: no anomalies or deviations were found during the review.If information is obtained that was not available for the initial medwatch , a follow-up medwatch, a follow-up medwatch will be filed as appropriate.
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