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The Vestibular System

The Vestibular System

The vestibular system is a set of inner ear structures that provide a sense of balance and spatial orientation. This system is comprised of structures within the labyrinth of the inner ear, including the cochlea and two otolith organs—the utricle and saccule. The labyrinth also contains three semicircular canals—superior, posterior, and horizontal—that are oriented on different planes.

Equilibrium and Balance

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...

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A Vibrotactile Feedback Device for Seated Balance Assessment and Training

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Published on: January 20, 2019

Vestibular assistance systems: promises and challenges.

Jean-Philippe Guyot¹, A Perez Fornos², N Guinand²

¹Department of Clinical Neurosciences, Service of Oto-Rhino-Laryngology, Head and Neck Surgery, University Hospitals, Rue Gabrielle Perret-Gentil 4, 1211, Geneva 14, Switzerland. jean-philippe.guyot@hcuge.ch.

Journal of Neurology

|April 17, 2016

Summary

Bilateral vestibular deficit causes significant handicap, with limited treatment options. This study explores a novel vestibular implant, inspired by cochlear implants, to restore balance function.

Keywords:

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Area of Science:

Neuroscience
Biomedical Engineering
Otolaryngology

Background:

Bilateral vestibular deficit often leads to underestimated handicaps and diagnostic challenges.
Current treatments like vestibular exercises offer limited efficacy for restoring balance.
Substitution devices using tactile or acoustic cues have been explored to compensate for vestibular loss.

Purpose of the Study:

To report on the progress of human experiments for a vestibular implant.
To evaluate the feasibility of a vestibular implant for rehabilitating patients with bilateral vestibular deficit.
To present the main results obtained in laboratory settings.

Main Methods:

Human experiments were conducted to assess the feasibility of vestibular implantation.
Development of a vestibular implant conceptually similar to cochlear implants.
Evaluation of vestibular implant performance in laboratory settings.

Main Results:

Demonstrated feasibility of vestibular implantation through human experiments.
Obtained significant results in laboratory settings, indicating potential for functional restoration.
Progress reported in the development of a novel approach for vestibular rehabilitation.

Conclusions:

Vestibular implants show promise as a future treatment for bilateral vestibular deficit.
The development of vestibular implants represents a significant advancement in neurosensory rehabilitation.
Further research and clinical trials are warranted to optimize vestibular implant technology.