Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review

There are different devices to increase the strength capacity of people with walking problems. These devices can be classified into exoskeletons, orthotics, and braces. This review aims to identify the state of the art in the design of these medical devices, based on an analysis of patents and liter...

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Main Authors: Juan R. Meda-Gutiérrez, Luis Adrián Zúñiga-Avilés, Adriana H. Vilchis-González, Juan Carlos Ávila-Vilchis
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/11/21/9990
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author Juan R. Meda-Gutiérrez
Luis Adrián Zúñiga-Avilés
Adriana H. Vilchis-González
Juan Carlos Ávila-Vilchis
author_facet Juan R. Meda-Gutiérrez
Luis Adrián Zúñiga-Avilés
Adriana H. Vilchis-González
Juan Carlos Ávila-Vilchis
author_sort Juan R. Meda-Gutiérrez
collection DOAJ
description There are different devices to increase the strength capacity of people with walking problems. These devices can be classified into exoskeletons, orthotics, and braces. This review aims to identify the state of the art in the design of these medical devices, based on an analysis of patents and literature. However, there are some difficulties in processing the records due to the lack of filters and standardization in the names, generating discrepancies between the search engines, among others. Concerning the patents, 74 patents were analyzed using search engines such as Google Patents, Derwent, The Lens, Patentscope, and Espacenet over the past ten years. A bibliometric analysis was performed using 63 scientific reports from Web of Science and The Lens in the same period for scientific communications. The results show a trend to use the mechanical design of exoskeletons based on articulated rigid structures and elements that provide force to move the structure. These are generally two types: (a) elastic elements and (b) electromechanical elements. The United States accounts for 32% of the technological patents reviewed. The results suggest that the use of exoskeletons or orthoses customized to the users’ needs will continue to increase over the years due to the worldwide growth in disability, particularly related to mobility difficulties and technologies related to the combined use of springs and actuators.
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spelling doaj.art-f3e327e738894765b01969345e4091852023-11-22T20:26:10ZengMDPI AGApplied Sciences2076-34172021-10-011121999010.3390/app11219990Knee Exoskeletons Design Approaches to Boost Strength Capability: A ReviewJuan R. Meda-Gutiérrez0Luis Adrián Zúñiga-Avilés1Adriana H. Vilchis-González2Juan Carlos Ávila-Vilchis3Faculty of Engineering, Universidad Autónoma del Estado de México, Toluca 50130, MexicoFaculty of Medicine, Universidad Autónoma del Estado de México, Toluca 50180, MexicoFaculty of Engineering, Universidad Autónoma del Estado de México, Toluca 50130, MexicoFaculty of Engineering, Universidad Autónoma del Estado de México, Toluca 50130, MexicoThere are different devices to increase the strength capacity of people with walking problems. These devices can be classified into exoskeletons, orthotics, and braces. This review aims to identify the state of the art in the design of these medical devices, based on an analysis of patents and literature. However, there are some difficulties in processing the records due to the lack of filters and standardization in the names, generating discrepancies between the search engines, among others. Concerning the patents, 74 patents were analyzed using search engines such as Google Patents, Derwent, The Lens, Patentscope, and Espacenet over the past ten years. A bibliometric analysis was performed using 63 scientific reports from Web of Science and The Lens in the same period for scientific communications. The results show a trend to use the mechanical design of exoskeletons based on articulated rigid structures and elements that provide force to move the structure. These are generally two types: (a) elastic elements and (b) electromechanical elements. The United States accounts for 32% of the technological patents reviewed. The results suggest that the use of exoskeletons or orthoses customized to the users’ needs will continue to increase over the years due to the worldwide growth in disability, particularly related to mobility difficulties and technologies related to the combined use of springs and actuators.https://www.mdpi.com/2076-3417/11/21/9990knee exoskeletonslower limb exoskeletonpassive exoskeletons
spellingShingle Juan R. Meda-Gutiérrez
Luis Adrián Zúñiga-Avilés
Adriana H. Vilchis-González
Juan Carlos Ávila-Vilchis
Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
Applied Sciences
knee exoskeletons
lower limb exoskeleton
passive exoskeletons
title Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
title_full Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
title_fullStr Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
title_full_unstemmed Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
title_short Knee Exoskeletons Design Approaches to Boost Strength Capability: A Review
title_sort knee exoskeletons design approaches to boost strength capability a review
topic knee exoskeletons
lower limb exoskeleton
passive exoskeletons
url https://www.mdpi.com/2076-3417/11/21/9990
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