SMITH & NEPHEW, INC. REDAPT SLVLS MONO STEM 190MM SZ 15 SO; PROSTHESIS, HIP, SEMI-CONSTRAINED, UNCEMENTED, METAL/POLYMER, NON-POROUS, CALICU
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Model Number 71354464 |
Device Problem
Adverse Event Without Identified Device or Use Problem (2993)
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Patient Problems
Non-union Bone Fracture (2369); Joint Dislocation (2374); Inadequate Osseointegration (2646); Swelling/ Edema (4577)
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Event Date 05/11/2018 |
Event Type
Injury
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Manufacturer Narrative
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Internal complaint reference (b)(4).
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Event Description
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It was reported that, a patient underwent a thr conversion surgery on the right hip on (b)(6) 2018 to treat a femoral nonunion distal to head and neck.During this procedure, a redapt slvls mono stem 190mm sz 15 so was implanted.4 months postoperatively, the patient underwent a revision surgery due to recurrent dislocations, the great trochanter having proximally migrated, leg edema and fracture non union.Additional details about the implanted prosthesis before the first revision surgery was performed are not available.As the data collection has been done retrospectively and is anonymized, further details on the patient's final outcome are unknown.
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Manufacturer Narrative
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The device, used in treatment, was not returned for evaluation and the reported event could not be confirmed.The clinical/medical investigation concluded that, no relevant supporting clinical information could be provided to assist with this clinical investigation as the data collected from the post market clinical follow-up was anonymous.Without clinically relevant patient-specific supporting documentation, a thorough medical investigation cannot be performed.The patient's current condition is unknown and the patient impact beyond the reported events could not be determined based on the limited information provided.Should any additional clinical information be provided this complaint will be re-evaluated.A review of complaint history did not reveal additional complaints for the listed device for the same failure mode.A review of the risk management file and instructions for use documents revealed this failure mode was previously identified.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Some potential probable causes for this event could include but not limited to procedural/user error, surgical complication or patient medical history.Based on this investigation, the need for corrective action is not indicated.Without the return of the actual product involved, our investigation could not proceed.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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