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Total knee replacement using the stabilized gliding prosthesis.

C G Attenborough

    Annals of the Royal College of Surgeons of England
    |January 1, 1976
    PubMed
    Summary
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    The stabilized gliding knee prosthesis offers a new option for knee replacement, providing stability and natural movement. Early results show it performs as well as traditional implants, with no loosening observed.

    Area of Science:

    • Orthopedic Surgery
    • Biomedical Engineering
    • Materials Science

    Background:

    • Current knee prostheses include restrained hinged joints and unconnected surface prostheses, each with limitations.
    • There is a need for knee implants that balance stability with natural joint motion.
    • Existing prostheses may lack adequate stability or allow for excessive, uncontrolled movement.

    Purpose of the Study:

    • To introduce and evaluate the stabilized gliding knee prosthesis.
    • To assess the clinical outcomes and feasibility of this novel implant design.
    • To compare the performance of the stabilized gliding prosthesis with existing hinged and condylar prostheses.

    Main Methods:

    • Description of the two-piece stabilized gliding knee prosthesis design, featuring a stabilizing rod.

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  • Detailed explanation of the surgical implantation technique and indications.
  • Clinical follow-up of the first 53 patients over 1 to 2.5 years.

    • Main Results:

    • The stabilized gliding prosthesis allows normal flexion and extension while providing stability via a central rod.
    • The implant effectively substitutes for cruciate ligaments and can supplement collateral ligaments, allowing some lateral mobility and rotation.
    • Results in 53 patients were comparable to those achieved with hinged or condylar prostheses, with no component loosening reported.

    Conclusions:

    • The stabilized gliding knee prosthesis presents a viable alternative in knee arthroplasty.
    • Its design offers a favorable compromise between stability and mobility.
    • This implant shows promise, particularly for patients where other designs have failed due to instability.