Video Head Impulse Test - PowerPoint PPT Presentation

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Title:

Video Head Impulse Test

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The VHIT enables to test all 6 semi-circular canals at high frequency as well as the saccades strategies (overt and covert). VOR Suppression (VORS) tests identify the presence or absence of saccadic eye movement in order to simultaneously test for the co-existence of vestibular and cerebellar pathology and thus diagnose vestibulo-cerebellar disorders. – PowerPoint PPT presentation

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Title: Video Head Impulse Test


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Video Head Impulse Test
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Video Head Impulse Test
  • The VHIT enables to test all 6 semi-circular
    canals at high frequency as well as the saccades
    strategies (overt and covert). VOR Suppression
    (VORS) tests identify the presence or absence of
    saccadic eye movement in order to simultaneously
    test for the co-existence of vestibular and
    cerebellar pathology and thus diagnose
    vestibulo-cerebellar disorders.

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Video Head Impulse Test
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Features
  • Quick test 10 minutes to independently test the
    6 canals and detect saccades (overt and covert)
  • Nine axis motion sensor accurately measures the
    head movement allowing for simultaneous
    comparison of head and eye movement
  • High frame rate camera ( 200 fps) allows precise
    tracking of eye movements during head impulse
  • Lightweight goggle design to reduce slippage
    (Maximum weight 150 grams)

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Features
  • Built-in lasers that provide stimulus for
    calibration and VORS testing
  • The unique design of the goggles presents the
    suppression stimulus from the goggles in order to
    assess VORS
  • Fully integrated and computerized with real time
    recording of all parameters
  • Videos of the eye movement can be viewed after
    the test
  • Detailed, customized reports automatically
    created in pdf format

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