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High-flexion posterior-stabilized total knee prosthesis: is it worth the hype?
Sanjeev Jain1, Aditya Chandrashekhar Pathak, Kalaivanan Kanniyan
1Department of Orthopaedics, Dr LH Hiranandani Hospital, Mumbai, India.
Knee Surgery & Related Research
|September 14, 2013
Summary
High-flexion knee prostheses offer deeper flexion for specific patients, matching traditional designs but excelling in activities like squatting and kneeling. These advanced prostheses benefit individuals with high functional demands.
Area of Science:
- Orthopedic surgery
- Biomedical engineering
Background:
- High-flexion knee prostheses were developed for patients with high functional demands, particularly those engaging in squatting and kneeling.
- These activities are more prevalent in Asian populations.
Purpose of the Study:
- To evaluate the effectiveness of high-flexion knee prosthesis designs.
- To compare their performance against traditional posterior-stabilized total knee arthroplasty.
Main Methods:
- Review of research and clinical experience with high-flexion knee prostheses.
- Comparative analysis of functional outcomes and survivorship.
Main Results:
- High-flexion designs meet the need for deeper flexion in selected patient groups.
- Results are comparable to standard posterior-stabilized total knee arthroplasty.
- Superiority demonstrated in achieving greater flexion and enabling activities like squatting and kneeling.
Conclusions:
- High-flexion knee prostheses are beneficial for specific patient populations requiring deep flexion.
- These prostheses offer comparable survivorship to traditional designs with enhanced functional capabilities.
