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Multiple revision for failed Charnley low-friction arthroplasty

B Wyssa¹, V V Raut, P D Siney

¹Wrightington Hospital, Wigan, England.

The Journal of Bone and Joint Surgery. British Volume

|March 1, 1995

Summary

Revision hip arthroplasty outcomes vary. Rerevisions for aseptic loosening showed good results, but multiple revisions for recurrent dislocation or deep infection had higher failure rates and loosening signs.

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Area of Science:

Orthopedic Surgery
Biomedical Engineering

Background:

Charnley low-friction arthroplasty is a common hip replacement procedure.
Revision surgery is sometimes necessary due to implant failure.

Purpose of the Study:

To evaluate the outcomes of rerevisions for failed Charnley low-friction arthroplasty.
To compare the success rates of rerevisions for different failure modes.

Main Methods:

Retrospective review of 54 patients undergoing rerevision of hip arthroplasty.
Mean follow-up of 4 years and 4 months.
Assessment of clinical and radiological outcomes.

Main Results:

Rerevision for aseptic loosening (26 hips) was satisfactory with no clinical failures and minimal radiological loosening.

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Multiple revisions for recurrent dislocation (20 hips) had a high failure rate (9/20) with significant loosening.

Multiple revisions for deep infection (8 hips) also showed high failure rates (5/8) and radiological loosening.

Conclusions:

Rerevision for aseptic loosening demonstrates favorable outcomes.
Multiple revision surgeries for hip arthroplasty due to recurrent dislocation or infection are associated with poorer results and higher rates of implant loosening.