Ecleris VNG Plus - Gaze Test Procedure and Warnings; Saccades Test Procedure and Warnings; Smooth Pursuit Test Procedure and Warnings; Optokinetic (OKN) Test Procedure and Warnings

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Gaze
For gaze testing, the patient is instructed to look straight ahead and then to fixate on
a target to the right, left, up, and down.
Warnings:
• Patient position
• Head Movements
• Head angles
Saccades
For saccadic testing, one may place dots on the Monitor at specified distances from
each other and then instruct the patient to look back and forth between the dots,
keeping the head fixed.
Warnings:
• Patient position
• Head Movements
• Head angles
Smooth Pursuit
The patient follows a sinusoidal moving target with his or her yes only. Warnings:
• Patient position
• Head Movements
• Head angles
Optokinetic (OKN)
For Optokinetic testing, the patient tracks multiple stimuli. Stimuli are moved at a
rate programmed in each direction. (Clockwise and counterclockwise)
Warnings:
• Patient position
• Head Movements
• Head angles
Active head rotation (AHR)
This test records the movements of the eyes and head. This requires the stereo
loudspeaker. The patient must move the head to the right or left when hears a click in
the respective ear
Warnings