Presentation 2010-07-27
Effects of electrotactile otolith substitution on tilt perception in normal subjects
Yoshiro WADA, Toshiaki YAMANAKA,
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Abstract(in English) The effectiveness of electrotactile otolith substitution, which inputs head tilt information via the tongue, in patients with equilibrium disorder continues after removing the device. However, the mechanism remains unknown. To estimate the effectiveness quantitatively, the time course of tilt perceptions before, during, and after wearing the device was measured in normal subjects (n=25). The enhancing effect of tilt perception continued after removing the device in the standing position but not in the sitting position. These results suggest that proprioceptive information from the lower body plays an important role in generating a long-lasting effect. We hypothesize that plastic changes in the brain occur due to synchronized inputs between head tilt information from the device and proprioceptive information from the lower body.
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Keyword(in English) Otolith Substitution / Equilibrium Disorder / Tilt Perception / Proprioceptive Information
Paper # NC2010-34
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Committee NC
Conference Date 2010/7/20(1days)
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Registration To Neurocomputing (NC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effects of electrotactile otolith substitution on tilt perception in normal subjects
Sub Title (in English)
Keyword(1) Otolith Substitution
Keyword(2) Equilibrium Disorder
Keyword(3) Tilt Perception
Keyword(4) Proprioceptive Information
1st Author's Name Yoshiro WADA
1st Author's Affiliation Department of Physiology, I, Nara Medical University()
2nd Author's Name Toshiaki YAMANAKA
2nd Author's Affiliation Department of Otorhinolaryngology, Nara Medical University
Date 2010-07-27
Paper # NC2010-34
Volume (vol) vol.110
Number (no) 149
Page pp.pp.-
#Pages 3
Date of Issue