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Related Experiment Videos

Koenig total great toe implant. Preliminary report.

R D Koenig1

  • 1Department of Podiatric Surgery, DePaul Health Center, St. Louis, MO.

Journal of the American Podiatric Medical Association
|September 1, 1990
PubMed
Summary

A novel noncemented, press-fit implant for first metatarsophalangeal joint arthroplasty shows promise. Early results suggest good correction and pain-free motion in patients undergoing this weightbearing procedure.

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Area of Science:

  • Orthopedic surgery
  • Biomaterials science
  • Joint replacement technology

Background:

  • The first metatarsophalangeal (MTP) joint is crucial for foot function.
  • Degenerative conditions of the MTP joint often lead to pain and impaired mobility.
  • Existing arthroplasty options have limitations, necessitating innovative solutions.

Purpose of the Study:

  • To describe a new two-component, noncemented, press-fit implant for first MTP joint arthroplasty.
  • To evaluate the initial clinical outcomes of this novel implant design.
  • To assess the implant's effectiveness in achieving joint correction and pain relief.

Main Methods:

  • Development of a novel two-component prosthesis using titanium alloy and polyethylene.
  • Surgical implantation using a noncemented, press-fit technique.
  • Clinical evaluation of 18 implants in 16 patients over an 18-month follow-up period.

Main Results:

  • The implant is designed for weightbearing applications in first MTP joint arthroplasty.
  • Initial follow-up demonstrated evidence of good correction of the joint deformity.
  • Patients reported pain-free motion following the arthroplasty procedure.

Conclusions:

  • The new noncemented, press-fit first MTP joint implant demonstrates potential for successful outcomes.
  • This implant design may offer a viable option for patients suffering from MTP joint degeneration.
  • Further long-term studies are warranted to confirm the durability and efficacy of this arthroplasty.

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