Is the prosthetic homologue necessary for embodiment?

Embodiment is the process by which patients with limb loss come to accept their peripheral device as a natural extension of self. However, there is little guidance as to how exacting the prosthesis must be in order for embodiment to take place: is it necessary for the prosthetic hand to look just li...

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Main Authors: Chelsea Dornfeld, Michelle Swanston, Joseph Cassella, Casey Beasley, Jacob Green, Yonatan Moshayev, Michael Wininger
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-12-01
Series:Frontiers in Neurorobotics
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnbot.2016.00021/full
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author Chelsea Dornfeld
Chelsea Dornfeld
Michelle Swanston
Michelle Swanston
Joseph Cassella
Joseph Cassella
Casey Beasley
Casey Beasley
Jacob Green
Jacob Green
Yonatan Moshayev
Yonatan Moshayev
Michael Wininger
Michael Wininger
Michael Wininger
author_facet Chelsea Dornfeld
Chelsea Dornfeld
Michelle Swanston
Michelle Swanston
Joseph Cassella
Joseph Cassella
Casey Beasley
Casey Beasley
Jacob Green
Jacob Green
Yonatan Moshayev
Yonatan Moshayev
Michael Wininger
Michael Wininger
Michael Wininger
author_sort Chelsea Dornfeld
collection DOAJ
description Embodiment is the process by which patients with limb loss come to accept their peripheral device as a natural extension of self. However, there is little guidance as to how exacting the prosthesis must be in order for embodiment to take place: is it necessary for the prosthetic hand to look just like the absent hand? Here, we describe a protocol for testing whether an individual would select a hand that looks like their own from among a selection of 5 hands, and whether the hand selection (regardless of homology) is consistent across multiple exposures to the same (but reordered) set of candidate hands. Pilot results using healthy volunteers reveals that hand selection is only modestly consistent, and that selection of the prosthetic homologue is atypical (61 of 192 total exposures). Our protocol can be executed in minutes, and makes use of readily available equipment and softwares. We present both a face-to-face and a virtual protocol, for maximum flexibility of implementation.
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spelling doaj.art-46adb1b1c98a4966b4be603f242760632022-12-21T23:57:32ZengFrontiers Media S.A.Frontiers in Neurorobotics1662-52182016-12-011010.3389/fnbot.2016.00021218698Is the prosthetic homologue necessary for embodiment?Chelsea Dornfeld0Chelsea Dornfeld1Michelle Swanston2Michelle Swanston3Joseph Cassella4Joseph Cassella5Casey Beasley6Casey Beasley7Jacob Green8Jacob Green9Yonatan Moshayev10Yonatan Moshayev11Michael Wininger12Michael Wininger13Michael Wininger14University of HartfordABC Prosthetics & OrthoticsUniversity of HartfordMountain Orthotic and Prosthetic ServicesUniversity of HartfordNew England Orthotics & Prosthetics SystemsUniversity of HartfordHanger Clinic - ESNYUniversity of HartfordHanger Clinic - SNHUniversity of HartfordOrthocraft Inc., USAUniversity of HartfordYale School of Public Health, Yale UniversityDepartment of Veterans AffairsEmbodiment is the process by which patients with limb loss come to accept their peripheral device as a natural extension of self. However, there is little guidance as to how exacting the prosthesis must be in order for embodiment to take place: is it necessary for the prosthetic hand to look just like the absent hand? Here, we describe a protocol for testing whether an individual would select a hand that looks like their own from among a selection of 5 hands, and whether the hand selection (regardless of homology) is consistent across multiple exposures to the same (but reordered) set of candidate hands. Pilot results using healthy volunteers reveals that hand selection is only modestly consistent, and that selection of the prosthetic homologue is atypical (61 of 192 total exposures). Our protocol can be executed in minutes, and makes use of readily available equipment and softwares. We present both a face-to-face and a virtual protocol, for maximum flexibility of implementation.http://journal.frontiersin.org/Journal/10.3389/fnbot.2016.00021/fullaestheticsembodimentDesignprostheticshuman-machine interface
spellingShingle Chelsea Dornfeld
Chelsea Dornfeld
Michelle Swanston
Michelle Swanston
Joseph Cassella
Joseph Cassella
Casey Beasley
Casey Beasley
Jacob Green
Jacob Green
Yonatan Moshayev
Yonatan Moshayev
Michael Wininger
Michael Wininger
Michael Wininger
Is the prosthetic homologue necessary for embodiment?
Frontiers in Neurorobotics
aesthetics
embodiment
Design
prosthetics
human-machine interface
title Is the prosthetic homologue necessary for embodiment?
title_full Is the prosthetic homologue necessary for embodiment?
title_fullStr Is the prosthetic homologue necessary for embodiment?
title_full_unstemmed Is the prosthetic homologue necessary for embodiment?
title_short Is the prosthetic homologue necessary for embodiment?
title_sort is the prosthetic homologue necessary for embodiment
topic aesthetics
embodiment
Design
prosthetics
human-machine interface
url http://journal.frontiersin.org/Journal/10.3389/fnbot.2016.00021/full
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