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Occupation: reporter is a synthes employee.The device was received, the investigation is in progress, no conclusion could be drawn at the time of filing this report.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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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.The holding sleeve with locking device (p/n 03.010.112 lot 4818464) was received showing no visible defects or deformities along the instrument and its components.No breakage or fractures were identified with the returned components of the device.Functional testing showed that the collet (03.010.112.1) is jammed/stuck when in the release position.It was difficult to position the collet back to the lock position after releasing it.It was also difficult to unthread/thread the coupling sleeve (03.010.112.3) from/to the guide shaft (03.010.112.2).Dimensional inspection was not conducted as no visual defects or deformities were observed on any components of the instrument.The collet was not deformed or had any contribution to the functional issues identified.The functional difficulties encountered are likely due to lack of lubrication between moving parts and from consistent use over the part¿s lifetime and/or the components involved in the mechanism are worn out.As the device is over 14 years old, the cause of the functional issues are likely due to post manufacturing causes.The complaint condition of broken is unconfirmed for the holding sleeve with locking device (p/n 03.010.112 lot 4818464) as no breakage or fractures were identified with the returned components of the device.Functional testing showed that the collet (03.010.112.1) is jammed/stuck when in the release position.It was difficult to position the collet back to the lock position after releasing it.It was also difficult to unthread/thread the coupling sleeve (03.010.112.3) from/to the guide shaft (03.010.112.2).No definitive root cause could be determined.The functional difficulties encountered are likely due to lack of lubrication between moving parts and from consistent use over the part¿s lifetime and/or the components involved in the mechanism are worn out.During this investigation no product design or manufacturing issues were observed that may have contributed to the complaint condition.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post market safety surveillance activities.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.Device history lot: part # 03.010.112.Synthes lot # 4818464.Supplier lot # na.Release to warehouse date: 21 jan 2005.Manufactured by synthes brandywine.The raw material was confirmed to be correct per the specification with no (relevant) non-conformance noted no ncr's were generated during production.Review of the device history record(s) showed that there were no issues during the manufacture of this product, and any sub-components, which would contribute to this complaint condition.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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