D-0125111-A – 2020/04
TRV chair – Instructions for Use - EN Page 1
1 Introduction
1.1 About this manual
This manual is valid for the TRV chair. The equipment is 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: www.interacoustics.com
1.2 Intended use
The TRV chair is intended to assist in the diagnosis and treatment of balance disorders and vertigo,
including benign paroxysmal positional vertigo (BPPV).
Intended user
The TRV chair is intended to be used by an audiologist, ENT, physiotherapist and/or hearing healthcare
professional or technician. Every user must be certified as a trained user.
1.3 Contraindications
The TRV chair must not be used if the patient presents with unusual headache symptoms, uncontrolled
high blood pressure, some associated neurological symptoms or any other atypical findings. It must not
be used if the patient has undergone neurosurgery or cardiac surgery within the past month.
For US only: Federal law restricts the sale, distribution, or use of this device to, by, or on the order of a
licensed medical practitioner.
1.4 Product description
The Vertigo Treatment and Rehabilitation (TRV) chair is designed for diagnostic and therapeutic
maneuvers in positional vertigo. The chair is manually handled by a health professional specialized in
balance/vertigo troubles.
The chair allows for 360° rotation around the vertical and horizontal axes with lockable pre-set positions,
in order to place the patient’s head in certain angles for specific maneuvers.
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