STRYKER ORTHOPAEDICS-MAHWAH X3 TRIATHLON CS INSERT #6 13MM; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO
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Catalog Number 5531G613 |
Device Problem
Mechanical Problem (1384)
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Patient Problem
No Known Impact Or Consequence To Patient (2692)
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Event Date 06/04/2019 |
Event Type
malfunction
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Manufacturer Narrative
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Review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.There have been no other similar events for the lot referenced.If additional information is received, it will be provided in a supplemental report upon completion of the investigation.
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Event Description
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It was reported that there is a gap between the insert and tibia tray after impaction.This issue was found out during the surgery.Update: delay of surgery: 20 min.
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Event Description
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It was reported that there is a gap between the insert and tibia tray after impaction.This issue was found out during the surgery.Update: delay of surgery: 20 min.
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Manufacturer Narrative
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An event regarding damage involving triathlon insert was reported.The event is confirmed.Method & results: ma - implantation/explantation damage was observed on the anterior and distal surfaces of the insert, no materials or manufacturing defects were observed on the surfaces examined.As per the visual inspection of attached pictures - visual gap is noticeable between insert and baseplate.Dimensional and functional inspection not performed as the product return in damage condition.Clinician review: no medical records were received for review with a clinical consultant.Product history review: review of the product history records indicate all devices were manufactured and accepted into final stock with no reported relevant discrepancies.Complaint history review: there have been no other events for the lot referenced.Conclusions: it was reported that there is a gap between the insert and tibia tray after impaction.The event is confirmed by material analysis report inspection.The exact cause of the event could not be determined because further information such as pre- and post-operative x-rays and the primary operative report as well as patient history and follow-up notes are needed to complete the investigation for determining root cause.No further investigation for this event is possible at this time as no devices and / or insufficient information was received by stryker orthopaedics.If devices and / or additional information become available to indicate further evaluation is warranted, this record will be reopened.
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