STRYKER ORTHOPAEDICS-MAHWAH TRIDENT POLYETHYLENE RMVL TOOL; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED
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Catalog Number 2112-0010 |
Device Problems
Device Inoperable (1663); Material Deformation (2976); Naturally Worn (2988)
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Patient Problems
No Consequences Or Impact To Patient (2199); Injury (2348)
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Event Date 01/19/2016 |
Event Type
malfunction
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Manufacturer Narrative
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A supplemental report will be submitted, upon completion of the investigation.
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Event Description
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During a primary right hip when surgeon was implanting the screw into the shell, the threads wore down rendering the universal screwdriver no longer useable.During the same case, the surgeon had to remove the poly for adjustment and the threads on the poly were worn down rendering the device no longer useable.No delay or adverse consequence to the patient and the surgery completed without any other issues.
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Manufacturer Narrative
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An event regarding damage involving a trident polyethylene removal tool was reported.The event was confirmed.Method and results: device evaluation and results: material analysis indicated the outermost threads of the rmvl tool were damaged.Evidence of metal transfer in the damaged region was observed, likely from contact with an acetabular shell.No material or manufacturing defects were observed on the fracture surface examined.Medical records received and evaluation: medical records were not provided.Device history review: review of the device history records indicates devices were manufactured and accepted into final stock with no reported discrepancies.Complaint history review: there have been no other events for lot and sterile lots.Conclusion: the investigation concluded that the examination of the deformed threads was confirmed to be consistent with the same product and issue of a similar complaint.It was concluded with the mar that the evidence of metal transfer in the damaged region was observed, likely from contact with an acetabular shell.No material or manufacturing defects were observed on the surface examined.
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Event Description
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During a primary right hip when surgeon was implanting the screw into the shell, the threads wore down rendering the universal screwdriver no longer useable.During the same case, the surgeon had to remove the poly for adjustment and the threads on the poly were worn down rendering the device no longer useable.No delay or adverse consequence to the patient and the surgery completed without any other issues.
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Search Alerts/Recalls
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