首页|Analysis of a passive ankle exoskeleton for reduction of metabolic costs during walking

Analysis of a passive ankle exoskeleton for reduction of metabolic costs during walking

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Modern conflicts demand substantial physical and psychological exertion,often resulting in fatigue and diminished combat or operational readiness.Several exoskeletons have been developed recently to address these challenges,presenting various limitations that affect their operational or everyday us-ability.This article evaluates the performance of a dual-purpose passive ankle exoskeleton developed for the reduction of metabolic costs during walking,seeking to identify a force element that could be applied to the target population.Based on the 6-min walk test,twenty-nine subjects participated in the study using three different force elements.The results indicate that it is possible to reduce metabolic expen-diture while using the developed exoskeleton.Additionally,the comfort and range of motion results verify the exoskeleton's suitability for use in uneven terrain and during extended periods.Nevertheless,the choice of the force element should be tailored to each user,and the control system should be adjustable to optimise the exoskeleton's performance.

Ankle passive exoskeletonMetabolic cost reductionDual-use exoskeletonGaitBiomechanics

Luís Quinto、Pedro Pinheiro、Sérgio B.Goncalves、Ivo Roupa、Paula Sim?es、Miguel Tavares da Silva

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CINAMIL,Academia Militar,Instituto Universitário Militar,Lisbon,Portugal

IDMEC,Instituto Superior Técnico,Universidade de Lisboa,Lisbon,Portugal

Portuguese Army,through CINAMIL,within project ELITE2-Enhancement LITe ExoskeletonFoundation for Science and Technology(FCT)through IDMEC,under LAETA,project UIDB/50022/2020

2024

防务技术
中国兵工学会

防务技术

CSTPCD
影响因子:0.358
ISSN:2214-9147
年,卷(期):2024.37(7)