Powered Ankle-Foot Prosthesis for the Improvement of Amputee Walking Economy

@inproceedings{Au2014PoweredAP,
  title={Powered Ankle-Foot Prosthesis for the Improvement of Amputee Walking Economy},
  author={Samuel K. Au and Samuel Kwok-Wai},
  year={2014}
}
The human ankle provides a significant amount of net positive work during the stance period of walking, especially at moderate to fast walking speeds. On the contrary, conventional ankle-foot prostheses are completely passive during stance, and consequently, cannot provide net positive work. Clinical studies indicate that transtibial amputees using conventional prostheses exhibit higher gait metabolic rates as compared to intact individuals. Researchers believe the main cause for the observed… CONTINUE READING
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