Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool

In order to keep track of the position and motion of our body in space, nature has given us a fascinating and very ingenious organ, the inner ear. Each inner ear includes five biological sensors—three angular and two linear accelerometers—which provide the body with the ability to sense angular and...

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Main Authors: P. Selva, J. Morlier, Y. Gourinat
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:Modelling and Simulation in Engineering
Online Access:http://dx.doi.org/10.1155/2009/245606
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author P. Selva
J. Morlier
Y. Gourinat
author_facet P. Selva
J. Morlier
Y. Gourinat
author_sort P. Selva
collection DOAJ
description In order to keep track of the position and motion of our body in space, nature has given us a fascinating and very ingenious organ, the inner ear. Each inner ear includes five biological sensors—three angular and two linear accelerometers—which provide the body with the ability to sense angular and linear motion of the head with respect to inertial space. The aim of this paper is to present a dynamic virtual reality model of these sensors. This model, implemented in MATLAB/Simulink, simulates the rotary chair testing which is one of the tests carried out during a diagnosis of the vestibular system. High-quality 3D animations linked to the Simulink model are created using the export of CAD models into Virtual Reality Modeling Language (VRML) files. This virtual environment shows not only the test but also the state of each sensor (excited or inhibited) in real time. Virtual reality is used as a tool of integrated learning of the dynamic behavior of the inner ear using ergonomic paradigm of user interactivity (zoom, rotation, mouse interaction, etc.). It can be used as a learning and demonstrating tool either in the medicine field—to understand the behavior of the sensors during any kind of motion—or in the aeronautical field to relate the inner ear functioning to some sensory illusions.
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spelling doaj-art-445633b4d7b346a89b338c870f9d5fff2025-02-03T06:01:34ZengWileyModelling and Simulation in Engineering1687-55911687-56052009-01-01200910.1155/2009/245606245606Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating ToolP. Selva0J. Morlier1Y. Gourinat2Université de Toulouse, ISAE/DMSM, 10 Avenue Edouard Belin BP54032, 31055 Toulouse Cedex 4, FranceUniversité de Toulouse, ISAE/DMSM, 10 Avenue Edouard Belin BP54032, 31055 Toulouse Cedex 4, FranceUniversité de Toulouse, ISAE/DMSM, 10 Avenue Edouard Belin BP54032, 31055 Toulouse Cedex 4, FranceIn order to keep track of the position and motion of our body in space, nature has given us a fascinating and very ingenious organ, the inner ear. Each inner ear includes five biological sensors—three angular and two linear accelerometers—which provide the body with the ability to sense angular and linear motion of the head with respect to inertial space. The aim of this paper is to present a dynamic virtual reality model of these sensors. This model, implemented in MATLAB/Simulink, simulates the rotary chair testing which is one of the tests carried out during a diagnosis of the vestibular system. High-quality 3D animations linked to the Simulink model are created using the export of CAD models into Virtual Reality Modeling Language (VRML) files. This virtual environment shows not only the test but also the state of each sensor (excited or inhibited) in real time. Virtual reality is used as a tool of integrated learning of the dynamic behavior of the inner ear using ergonomic paradigm of user interactivity (zoom, rotation, mouse interaction, etc.). It can be used as a learning and demonstrating tool either in the medicine field—to understand the behavior of the sensors during any kind of motion—or in the aeronautical field to relate the inner ear functioning to some sensory illusions.http://dx.doi.org/10.1155/2009/245606
spellingShingle P. Selva
J. Morlier
Y. Gourinat
Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
Modelling and Simulation in Engineering
title Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
title_full Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
title_fullStr Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
title_full_unstemmed Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
title_short Development of a Dynamic Virtual Reality Model of the Inner Ear Sensory System as a Learning and Demonstrating Tool
title_sort development of a dynamic virtual reality model of the inner ear sensory system as a learning and demonstrating tool
url http://dx.doi.org/10.1155/2009/245606
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