ArticleIEEE transactions on medical robotics and bionics2025
Optimizing the Mechanics of a Variable-Stiffness Orthosis with Energy Recycling to Mitigate Foot Drop.
Article in IEEE transactions on medical robotics and bionics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- The variable stiffness orthosis: customizable mechanics for assistance and rehabilitation.Journal of neuroengineering and rehabilitation · 2026Article
- Ankle-foot orthosis mechanical testing: a scoping review.Journal of neuroengineering and rehabilitation · 2026Article
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Authors and funding
3 authors.
Funding
Abstract
In ankle-foot orthosis development, it is challenging to both specify the appropriate ankle mechanics and design systems that can physically render them. Recently, a new ankle-foot orthosis - the Variable Stiffness Orthosis (VSO) - was introduced to allow customization of the shape of the joint's torque-angle relationship via a cam-based transmission. A module in the VSO permits switching between two coupled torque-angle relationships at desired kinematic transitions. This module decouples energy storage and return (DESR), enabling new functionality, including varying the ankle's equilibrium position and exchanging energy between gait phases. However, the torque-angle relationships are defined by many parameters and subject to substantial constraints. We developed an optimization framework to design two versions of the DESR module to address foot drop. The
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