Development of customized orthotics based on lower-leg anthropometric data and task

Shramana Ghosh, Nina Robson, J. M. McCarthy

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

The paper presents the development of a customizable lower-leg orthotic device. It consists of a single degree of freedom multi-loop linkage designed to facilitate task-specific lower extremity training for rehabilitation purposes. The device guides the knee, ankle and foot of the user along a walking trajectory obtained from motion capture of a healthy human subject. We hypothesize that a device that closely mimics natural human walking motion will be able to provide more desirable design solutions in terms of comfort, stability and safety. Multibody dynamic simulation software OpenSim is used to characterize and assess the trajectory produced by the proposed device. The dynamic simulation predicts the effects of walking with the device and allows the study of the interaction of the orthotic device with the human body during the conceptual and detailed design phases.

Original languageEnglish
Title of host publicationAdvances in Human Factors in Wearable Technologies and Game Design - Proceedings of the AHFE 2017 International Conference on Advances in Human Factors and Wearable Technologies, 2017
EditorsChristianne Falcao, Tareq Ahram
PublisherSpringer Verlag
Pages54-63
Number of pages10
ISBN (Print)9783319606385
DOIs
StatePublished - 2018
Externally publishedYes
EventAHFE 2017 International Conference on Advances in Human Factors and Wearable Technologies, 2017 - Los Angeles, United States
Duration: Jul 17 2017Jul 21 2017

Publication series

NameAdvances in Intelligent Systems and Computing
Volume608
ISSN (Print)2194-5357

Conference

ConferenceAHFE 2017 International Conference on Advances in Human Factors and Wearable Technologies, 2017
Country/TerritoryUnited States
CityLos Angeles
Period07/17/1707/21/17

Funding

The authors gratefully acknowledge the support of the National Science Foundation (NSF), award Id #1404011. We would like to thank Mark Plecnik, Postdoctoral Scholar at University of California Berkeley for his help in obtaining solutions for 11 point synthesis of Six-bar function generators. We also acknowledge the assistance of Ahmed Shehab, Abdulsahib Al Hazza, Hilen Rocha, Abdullaziz Al Kharas, undergraduate students in Mechanical Engineering department of California State University Fullerton in assisting in the development of the 3D prototype.

FundersFunder number
National Science Foundation1404011

    Keywords

    • Anthropometric design
    • Mechanical design
    • Orthotic
    • Simulation study
    • Walking

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