Research Article
Software Tool for the Prosthetic Foot Modeling and Stiffness Optimization
Table 1
List of notations.
| Symbol | Definition |
| | Horizontal acceleration of the leg | | Vertical acceleration of the leg | COP | Position of the center of pressure | | Length of the ankle segment | | Length of the unyielding foot segment | | Length of the toes segment | | Distance from the knee to the center of mass | | Length of the shank | | Horizontal distance from the CM to COP | | Vertical distance from the CM to COP | | Horizontal ground reaction force | | Vertical ground reaction force | | Amount of deflection in the elastic beam | | Angle of deflection in the elastic beam | | Externally controlled ankle joint angle | | Bending stiffness of an elastic segment | | Moment of inertia for the leg and foot | | Mass of the leg and foot | | Angle of the shank with respect to the horizontal | | Joint torque at the knee joint |
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