Description
This is a Modified Frenzel goggles with Uniform illumination, Developed with participation of many of our Doctors and Opticians, Frenzel Glasses have traditionally been an Indispensable tool for the clinical examination of patients with Dizziness in both Neurology and ENT Practice. By using them, latent spontaneous nystagmus is conveniently and simply diagnosed.
NystagViewTM‘ goggles are mask-style goggles with limited lateral fields of view. Built in eye illumination and magnifying lenses (+20 diopters). Magnifying lenses prevent the patient from focusing their gaze. and the back light allows the examiner to clearly see the patients enlarged eyes. In this product, Illumination is made evenly around the perimeter of the eyes. Which makes it even More difficult to Fix the patients gaze.
Hidden spontaneous nystagmus is especially well determined in NystagView goggles in peripheral vestibulopathies; Vestibular neuronitis. Meniere’s disease, benign paroxysmal positional vertigo during diagnostic and respositioning maneuvers and in Labyrinthitis.
In addition, Frenzel goggles can be used to perform a head shaking test. which allows you to quickly suspect labyrinthine asymmetry. In tragal pressure test and valsalve maneuver if a perilymphatic fistula is suspected.
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