Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics

Controlling multi-joint prostheses intuitively and effortlessly has been a research topic since the appearance of the first electric elbow prostheses. Researchers mainly focused on single handed tasks, however in daily life these are mostly executed with the healthy hand and the prosthetic arms only...

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Main Authors: Tom Hetto, Stefan Schulz, Markus Reischl
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10130567/
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author Tom Hetto
Stefan Schulz
Markus Reischl
author_facet Tom Hetto
Stefan Schulz
Markus Reischl
author_sort Tom Hetto
collection DOAJ
description Controlling multi-joint prostheses intuitively and effortlessly has been a research topic since the appearance of the first electric elbow prostheses. Researchers mainly focused on single handed tasks, however in daily life these are mostly executed with the healthy hand and the prosthetic arms only become relevant for two-handed manipulations. Thus, a new approach is presented in this paper addressing bilateral tasks. A taxonomy for bilateral tasks is elaborated in order to categorize and prioritize bilateral manipulations involving a prosthetic arm. Five different key figures for rating bilateral movements are introduced and used to form two quality criteria, which allow evaluation and comparison of different control strategies. Based on the proposed taxonomy and quality criteria, a generalized benchmark test environment is developed with five different evaluation scenarios and realized in virtual reality in an exemplary manner. Furthermore, a new controller-agent strategy, greatly facilitating the usage of prosthetic arms, is presented. The effectiveness of the criteria for evaluation of different control strategies is demonstrated with healthy subjects. With this evaluation concept, we provide the community a means to explore and compare controlling methods and inputs, facilitating the progress and development of new strategies.
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spelling doaj.art-62c24b0e17b04df2a740fcd7f21e614f2023-07-14T23:00:06ZengIEEEIEEE Access2169-35362023-01-0111525015250810.1109/ACCESS.2023.327883610130567Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm ProstheticsTom Hetto0https://orcid.org/0000-0001-8097-2296Stefan Schulz1Markus Reischl2https://orcid.org/0000-0002-7780-6374Vincent Systems GmbH, Karlsruhe, GermanyVincent Systems GmbH, Karlsruhe, GermanyInstitute for Automation and Applied Informatics, Karlsruhe Institute of Technology (KIT), Karlsruhe, GermanyControlling multi-joint prostheses intuitively and effortlessly has been a research topic since the appearance of the first electric elbow prostheses. Researchers mainly focused on single handed tasks, however in daily life these are mostly executed with the healthy hand and the prosthetic arms only become relevant for two-handed manipulations. Thus, a new approach is presented in this paper addressing bilateral tasks. A taxonomy for bilateral tasks is elaborated in order to categorize and prioritize bilateral manipulations involving a prosthetic arm. Five different key figures for rating bilateral movements are introduced and used to form two quality criteria, which allow evaluation and comparison of different control strategies. Based on the proposed taxonomy and quality criteria, a generalized benchmark test environment is developed with five different evaluation scenarios and realized in virtual reality in an exemplary manner. Furthermore, a new controller-agent strategy, greatly facilitating the usage of prosthetic arms, is presented. The effectiveness of the criteria for evaluation of different control strategies is demonstrated with healthy subjects. With this evaluation concept, we provide the community a means to explore and compare controlling methods and inputs, facilitating the progress and development of new strategies.https://ieeexplore.ieee.org/document/10130567/Bilateral manipulationsupper limb prostheticsvirtual reality
spellingShingle Tom Hetto
Stefan Schulz
Markus Reischl
Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
IEEE Access
Bilateral manipulations
upper limb prosthetics
virtual reality
title Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
title_full Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
title_fullStr Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
title_full_unstemmed Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
title_short Categorization and Evaluation Methods for Control Strategies of Bilateral Tasks in Arm Prosthetics
title_sort categorization and evaluation methods for control strategies of bilateral tasks in arm prosthetics
topic Bilateral manipulations
upper limb prosthetics
virtual reality
url https://ieeexplore.ieee.org/document/10130567/
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AT markusreischl categorizationandevaluationmethodsforcontrolstrategiesofbilateraltasksinarmprosthetics