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High resolution analysis of ground foot reaction forces
1Department of Orthopaedic Surgery, Medical College of Pennsylvania, Philadelphia 19129.
Foot & Ankle
|December 1, 1988
Summary
A novel system quantifies foot pressures using photoelasticity and video analysis. This technology aids in predicting diabetic foot ulcers and identifying foot defects.
Area of Science:
- Biomechanics
- Medical Engineering
- Diagnostic Technology
Background:
- Accurate measurement of ground foot pressures is crucial for diagnosing foot pathologies.
- Existing systems for foot pressure analysis often lack high resolution, large active surfaces, or are prohibitively expensive.
Purpose of the Study:
- To introduce a new hardware and software system for quantitative, high-resolution analysis of ground foot pressures during stance and gait.
- To present a cost-effective system with a larger active surface compared to existing technologies.
Main Methods:
- Development of a system utilizing a large photoelastic sheet as the transducer.
- Integration of a computerized video system for data analysis and visual display.
- Quantitative analysis of ground foot pressures during static stance and dynamic gait.
Main Results:
- The system provides high-resolution analysis of foot pressures over a large active surface.
- The developed system is more cost-effective than previously described systems.
- Demonstrated capability for detailed foot pressure mapping.
Conclusions:
- The new system offers a significant advancement in foot pressure analysis technology.
- This system is poised to improve the prediction of diabetic plantar ulceration.
- The technology can effectively detect anatomical and motor defects affecting the feet.