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[Replacement of the knee-joint (author's transl)]
Zeitschrift Fur Orthopadie Und Ihre Grenzgebiete
|October 1, 1977
Summary
This study reviews knee prostheses, discussing biomechanical issues and patient selection for hinge and slide replacements. It presents findings from 130 cases, noting infection risks and the need for revision surgery.
Area of Science:
- Orthopedic surgery
- Biomechanical engineering
- Prosthetics and implants
Context:
- Knee replacement surgery involves complex biomechanical considerations.
- Current prosthetic designs, particularly hinge-prostheses, represent compromises.
- Patient selection is critical for successful outcomes in knee arthroplasty.
Purpose:
- To classify knee prostheses and discuss associated biomechanical challenges.
- To define indications for hinge- versus slide-prostheses in knee replacement.
- To evaluate the outcomes of a specific knee prosthesis model in a clinical setting.
Summary:
- A new classification of knee prostheses is proposed, alongside a discussion of biomechanical problems, focusing on hinge-prostheses.
- Indications for hinge- and slide-prostheses are detailed, emphasizing suitability for elderly patients with severe pain and functional loss.
- The study presents literature statistics and outcomes from 130 cases using a novel prosthesis model, reporting three infections requiring removal and instances of revision surgery.
Impact:
- Provides a framework for understanding and classifying knee prostheses.
- Offers guidance on patient selection and prosthesis type for improved surgical planning.
- Contributes clinical data on the efficacy and potential complications of a specific knee implant model.