Philips HearLink miniRITE T R Series User Manual page 59

(i) Visible congenital or traumatic deformity
of the ear.
(ii) History of active drainage from the ear
within the previous 90 days.
(iii) History of sudden or rapidly progressive
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 selecting
and fitting a hearing aid whose maximum
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 sound pressure
capability greater than 132 decibels [dB].)
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