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Related Experiment Videos

Total replacement of the elbow joint

R S Bryan

    Archives of Surgery (Chicago, Ill. : 1960)
    |September 1, 1977
    PubMed
    Summary

    Total elbow replacement surgery shows promise for rheumatoid arthritis patients, but further refinement is needed. Current designs, like the Mayo design, offer good results, though some implant types struggle with specific patient groups.

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    Area of Science:

    • Orthopedic Surgery
    • Biomedical Engineering
    • Rheumatology

    Background:

    • Rheumatoid arthritis frequently affects the elbow joint, causing pain and functional limitation.
    • Total elbow replacement (TER) aims to restore function and alleviate pain in severe cases.
    • Previous TER designs have faced challenges, particularly with humeral component loosening.

    Purpose of the Study:

    • To evaluate the outcomes of total elbow replacement at the Mayo Clinic.
    • To compare the performance of different TER designs in various patient populations.
    • To identify factors influencing the success and failure of elbow joint replacement.

    Main Methods:

    • Retrospective review of 86 total elbow replacement surgeries.
    • Analysis of two primary implant designs: the Mayo design and the Coonrad hinge.
    • Categorization of patients based on underlying condition (rheumatoid arthritis vs. posttraumatic).

    Main Results:

    • The Mayo design, used in 41 elbows (mostly rheumatoid arthritis), achieved 71% good results.
    • The Coonrad hinge, used in 34 elbows, was successful in 64% of rheumatoid arthritis patients.
    • The Coonrad hinge showed a high failure rate (46%) in posttraumatic patients with bone loss.

    Conclusions:

    • Total elbow replacement can provide good outcomes, particularly for rheumatoid arthritis patients using the Mayo design.
    • Implant choice is critical, with the Coonrad hinge demonstrating limitations in posttraumatic cases with bone loss.
    • Further research and development are necessary to optimize total elbow replacement techniques before widespread adoption.

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