STRYKER ORTHOPAEDICS-MAHWAH TRIDENT 10° X3 INSERT 36MM ID; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED
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Catalog Number 623-10-36G |
Device Problem
Fitting Problem (2183)
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Patient Problem
No Consequences Or Impact To Patient (2199)
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Event Date 03/04/2019 |
Event Type
malfunction
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Manufacturer Narrative
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It was noted that the device is not available for evaluation.A review of the device history records indicate that devices were manufactured and accepted into final stock with no reported discrepancies.There have been no other 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 the x3 poly fit inside the trident acetabular cup, however the poly was consistently moving and did not snap into the cup.As a result, the poly would not stop rotating and was not able to be implanted.A new poly of the same size was opened, which fit the cup, and the surgery was completed without further incident.It was reported that a surgical delay of 5 minutes occurred (spent seating the poly).
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Manufacturer Narrative
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Additional info: device returned.An event regarding seating/locking issues involving a trident liner was reported.The event was not confirmed.Method & results: product evaluation and results: visual inspection: visual inspection of the returned device noted the following: damage consistent with implantation process.Dimensional inspection & functional inspection:not performed as the device was returned damaged and in its current condition would not be an accurate reflection of its original manufactured condition.Material analysis of the returned device noted the following: damage consistent with implantation process, based on the given information no identifiable materials or manufacturing discrepancies were observed on the surfaces examined.Medical records received and evaluation: no medical records were received for review with a clinical consultant.Product history review: a review of the device manufacturing records indicate that all devices accepted into final stock were free from discrepancies.Complaint history review: there have been no other similar events for the lot referenced.Conclusions: material evaluation was completed and indicated the following comments: damage consistent with implantation process, based on the given information no identifiable materials or manufacturing discrepancies were observed on the surfaces examined.Dimensional inspection and functional inspection were not performed as the reported device was returned damaged and in its current condition would not be an accurate reflection of its original manufactured condition.Thus, the exact cause of the event could not be determined.No further investigation for this event is possible at this time.If additional information becomes available to indicate further evaluation is warranted, this record will be reopened.
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Event Description
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It was reported that the x3 poly fit inside the trident acetabular cup, however the poly was consistently moving and did not snap into the cup.As a result, the poly would not stop rotating and was not able to be implanted.A new poly of the same size was opened, which fit the cup, and the surgery was completed without further incident.It was reported that a surgical delay of 5 minutes occurred (spent seating the poly).
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