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Surface replacement arthroplasty of the hip
Clinical Orthopaedics and Related Research
|July 1, 1978
Summary
Hip resurfacing offers a bone-preserving alternative to total hip replacement for severe hip disability. This procedure restores anatomy and function with low infection risk and predictable pain relief.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
- Reconstructive Surgery
Background:
- Conventional total hip replacement (THR) involves significant bone removal and medullary canal opening.
- Severe hip disability often necessitates surgical intervention when conservative measures fail.
- Existing alternatives include fusion, THR, or head and neck resection, each with limitations.
Purpose of the Study:
- To evaluate the clinical outcomes of hip joint resurfacing in 426 cases.
- To assess the theoretical advantages of hip resurfacing over conventional THR.
- To determine the suitability of hip resurfacing as an "in-between" procedure for progressive hip disease.
Main Methods:
- Surgical resurfacing of diseased hip joint surfaces, preserving bone stock.
- Simultaneous restoration of normal hip anatomy and biomechanical function.
- Utilizing small-volume implants with minimal interference to normal joint mechanics.
Main Results:
- Clinical results in 426 cases confirm the value of the hip resurfacing method.
- Low risk of infection compared to other implant arthroplasty techniques.
- Predictable pain relief and significant improvement in function observed in most patients.
Conclusions:
- Hip resurfacing is a viable option for severe hip disability, particularly in younger patients.
- The procedure offers theoretical advantages including bone preservation and lower infection risk.
- It serves as an effective "in-between" procedure, preserving options for future treatment if necessary.