STRYKER ORTHOPAEDICS-MAHWAH DELTA V-40 CERAMIC HEAD 28/+4; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/CERAMIC/POLYMER, CEMENTED OR NON-POROUS
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Catalog Number 6570-0-228 |
Device Problem
Unstable (1667)
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Patient Problems
Pain (1994); Joint Laxity (4526)
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Event Date 03/28/2024 |
Event Type
Injury
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Manufacturer Narrative
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Reported event: an event regarding instability involving an ceramic head was reported.The event was not confirmed.Method & results: product evaluation and results: material analysis, visual, functional and dimensional inspections could not be performed as the device was not returned.Clinician review: no medical records were received for review with a clinical consultant.Product history review: review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.Complaint history review: there have been no other similar events for the lot referenced.Conclusions: it was reported that the patient was revised due to instability.The exact cause of the event could not be determined because insufficient information was provided.Further information such as return of the device, pathology reports, pre- and post-operative x-rays and the revision 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.If devices and/or additional information become available to indicate further evaluation is warranted, this record will be reopened.H3 other text: device not returned.
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Event Description
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As reported: "left hip revision.Pt.Presented with hip pain, suspected to be due to instability of her acetabular-shell implants on (b)(6) 2023 during an oncological-hemipelvectomy.Dr.Opted to revise the shell/liner (competitive products), leaving our femoral stem in-situ.No complaints filed against our components, no further info.Available." a stryker femoral head was also revised.
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