D-0126440-A – 2020/08
VisualEyes™ 515/525 Instructions for Use - US Page 1
1 Introduction
1.1 About this manual
This manual is valid for the VisualEyes™ 515 and VisualEyes™ 525 software version 3.0. These products are
manufactured by:
Interacoustics A/S
Audiometer Allé 1
5500 Middelfart
Denmark
Tel.: +45 6371 3555
Fax: +45 6371 3522
E-mail: info@interacoustics.com
Web: http://www.interacoustics.com/
Definitions:
VisualEyes™ 515 and VisualEyes™ 525 will be referred to as ‘VisualEyes™ system’ throughout this document.
Wherever ‘operator’ is mentioned in this document, this refers to the clinician, technician or qualified personnel
who operates the system. Rotational chair refers to all kinds of rotational chairs until a specific type is specified.
Also, in the context of a rotational chair, Reclining, Auto Traverse and Comprehensive are abbreviated as R, AT
and C, respectively. The user manual refers to this document as ‘Instructions for use’. The term ‘VORTEQ
TM
IMU’ refers to 2
nd
or latest generation of VORTEQ
TM
IMU. The term ‘VORTEQ
TM
rate sensor’ refers to 1
st
generation of VORTEQ
TM
head rotational rate sensor which works with VLink.
Instructions for Use/Additional information:
‘Instructions for use’ contain all the information required to operate this system in a safe and effective manner
but ’Additional information’ guide is also available to the interested reader. The operator can find these
Instructions for use and Additional information under the help menu in the software. The operator can also refer
to these manuals on the manufacture’s official website.
1.2 Intended use
Videonystagmography (VNG):
The Orion rotary chair is an optional accessory for VisualEyes 525/ VisualEyes 515 eye movement recording
systems.
T
he VisualEyes™ system provides information to assist in the nystagmographic evaluation, diagnosis and
documentation of vestibular disorders. VNG testing evaluates nystagmus using goggles mounted with cameras.
These images are measured, recorded, displayed and stored in the software. This information can then be used
by a trained medical professional to assist in diagnosing vestibular disorders. The target population for
videonystagmography is five years of age and above.
Electronystagmography (ENG):
The VisualEyes™ system also provides information to assist in the electronystagmographic evaluation,
diagnosis and documentation of vestibular disorders. ENG testing evaluates nystagmus using electrodes. The
eye movement analysis can be viewed, recorded and archived using this software. The target population for
ENG testing includes all age groups.
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