Instruction for Use
37
sound pressure capability greater than 132
decibels (dB).
Important Notice for Prospective
Hearing Aid Users
Good health practice requires that a person
with a hearing loss have a medical evalu-
ation by a licensed physician (preferably
a physician who specializes in diseases of
the ear) before purchasing a hearing aid.
Licensed physicians who specialize in di-
seases of the ear are often referred to as
otolaryngologists, otologists or otorhino-
laryngologists. The purpose of medical
evaluation is to assure that all medically
treatable conditions that may affect hearing
are identified and treated before the hearing
aid is purchased.
Following the medical evaluation, the phy-
sician will give you a written statement
that states that your hearing loss has been
iii History of sudden or rapidly progres-
sive hearing loss within the previous
90 days.
iv Acute or chronic dizziness.
v Unilateral hearing loss of sudden or
recent
onset within the previous 90 days.
vi Audiometric air-bone gap equal to or
greater than 15 decibels at 500 hertz
(Hz), 1,000 Hz, and 2,000 Hz.
vii Visible evidence of significant cerumen
accumulation or a foreign body in the
ear canal.
viii Pain or discomfort in the ear.
Special care should be exercised in selec-
ting and fitting a hearing aid whose maxi-
mum sound pressure level exceeds 132
decibels because there may be risk of
impairing the remaining hearing of the
hearing aid user. (This provision is required
only for those hearing aids with a maximum
