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Hansaton jazz ST - Page 31

Hansaton jazz ST
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Indications:
General clinical indications for the use of
hearing aids and Tinnitus feature are:
Presence of hearing loss
Uni- or bilateral
Conductive, sensorineural or mixed
Mild to profound
Presence of a chronic tinnitus (only
applicable for devices which provide the
Tinnitus feature)
Contraindications:
General clinical contra-indications for the use of
hearing aids and Tinnitus feature are:
Hearing loss is not in the tting range of the
hearing aid (i.e. gain, frequency response)
Acute tinnitus
Deformity of the ear (i.e. closed ear canal;
absence of the auricle)
Neural hearing loss (retro-cochlear
pathologies such as absent/non-viable
auditory nerve)
The primary criteria for the referral of a patient
for a medical or other specialist opinion and / or
treatment are as follows:
Visible congenital or traumatic deformity of
the ear;
History of active drainage from the ear in the
previous 90 days;
History of sudden or rapidly progressive
hearing loss in one or both ears within the
previous 90 days;
Acute or chronic dizziness;
Audiometric air-bone gap equal to or greater
than 15 dB at 500 Hz, 1000 Hz and 2000 Hz;
Visible evidence of signicant cerumen
accumulation or a foreign body in the ear
canal;
Pain or discomfort in the ear;