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Related Experiment Videos

The current status of total joint replacement.

R G Volz1, J B Benjamin

  • 1Arizona Health Sciences Center, Department of Surgery, Tucson 85724.

Investigative Radiology
|January 1, 1990
PubMed
Summary

Joint replacement surgery has advanced significantly, with cemented prostheses still the standard. Hybrid replacements, combining cemented and non-cemented parts, are emerging, but long-term durability requires further study.

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Area of Science:

  • Orthopedic surgery
  • Biomaterials science
  • Medical engineering

Background:

  • Significant advancements in prosthetic joint replacement over the past two decades.
  • Cemented total joint replacements are the established standard, offering predictable and durable outcomes.
  • Patient and surgeon satisfaction with current joint replacement methods is not always complete.

Purpose of the Study:

  • To review the evolution and current status of prosthetic joint replacement techniques.
  • To discuss the role of cemented versus non-cemented implant fixation.
  • To explore future directions in joint replacement materials and disease prevention.

Main Methods:

  • Review of current literature and clinical practices in joint replacement surgery.

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  • Comparative analysis of cemented and non-cemented implant fixation methods.
  • Discussion of emerging technologies and future research areas.

    • Main Results:

    • Cemented total joint replacements remain the benchmark for durability and predictability.
    • Non-cemented implants show comparable pain relief in specific applications like acetabular hip and femoral knee components.
    • Hybrid joint replacements, mixing cemented and non-cemented components, are a recent development.

    Conclusions:

    • While non-cemented components show promise, their long-term function and durability are yet to be fully established.
    • Future joint replacement innovations will focus on composite materials mimicking bone structure.
    • Continued research into preventing the underlying diseases necessitating joint replacement is crucial.