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Product complaint # (b)(4).Additional narrative: complainant part is expected to be returned for manufacturer review/investigation but has yet to be received.Reporter is a j&j sales representative.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.
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It was reported that, during a procedure, when inserting a screw into the zero p variable angle (va) implant a thin metal ring appeared to unspool when insertion torque was applied to the screw.Procedure was completed successfully with no surgical delay.No patient consequence.This report is for one (1) 3.7 ti cerv spine screw slf-tpng/va 14mm.This is report 1 of 1 for complaint (b)(4).
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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.H3, h4, h6: part # 04.647.874-us, lot # 8260600, manufacturing site: werk mezzovico, release to warehouse date: january 17, 2013.A manufacturing record evaluation was performed for the finished article lot and no non-conformances were identified.Visual inspection: the 3.7 ti cerv spine screw slf-tpng/va 14mm (part #: 04.647.874, lot #: 8260600) was received at us customer quality (cq).Visual inspection of the complaint device showed that the outer major thread was also deformed.The visual inspection also revealed that the thin metal ring reported in the allegation did not come from the screw.Functional test: a functional assessment was not performed with the complaint device due to the post manufacturing damage of the complaint device.Can the complaint be replicated with the returned device? unable to perform.Dimensional inspection: no dimensional inspection was performed due to post-manufacturing damage.Document/specification review: current and manufactured revisions were reviewed.No design issues or discrepancies were identified.Complaint confirmed? yes.Investigation conclusion: this complaint is confirmed as the visual inspection of the screw revealed that the outer major thread was deformed.The damage observed on the complaint device appeared to be post manufacturing.It is likely this damage occurred during the surgery and therefore contributed to the screw not being able to assemble with mating devices.No root cause could definitively be determined for the reported complaint condition.No new, unique or different patient harms were identified as a result of this evaluation.There was no indication that a design or manufacturing issue contributed to the complaint.No design issues were observed during the document/specification review.Based on the investigation findings, it has been determined that no corrective and/or preventive action is proposed.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post market safety surveillance activities.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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