Assessment of the potential of hearing improvement by performing a double-blind, randomized, cross-over study in the state of São Paulo. Consumer satisfaction with sound amplification in everyday life with a new high-performance hearing aid - WHO Inc. compared to advanced digital hearing aids available on the market

niversidade de São Paulo0 个研究点开始时间: 2019年4月30日最近更新: 2023年5月29日

适应症

试验速览

暂无简介。

•Sensorineural hearing loss with tonal thresholds of 25-85 dB NA per octave frequency between 250 and 4000 Hz, in 4 frequencies up to the threshold of 30-70 dB NA;
•Not Protected with AASI in the last year;
•Being in good health (self report);
•Present normal vision or corrected vision for normal vision (less than or equal to 20 / 50)
•Age between 21 and 75 years;
•Maintain ability to speak, read and write;
•No evidence of significant accumulation of wax or a foreign body in your external ear canal;

•Presence of acute or chronic limiting diseases;
•Presence of unilateral or worsening hearing loss in the last 90 days;
•Blockage of the external ear canal or Ear infection or clogged ear sensation;
•Otorrhea in the last 90 days;
•Presence of sudden hearing loss in the last 90 days;
•Dizziness or vertigo at the time of selection;
•Presence of any congenital or traumatic deformity of the ear;
•Presence of pain or discomfort in the ear;
•Presence of conductive hearing loss or asymmetric hearing loss;
•Presence of hearing loss that exceeds the limits that can be successfully aided by hearing loss (hearing loss);
•Presence of air bone GAP greater than or equal to 15 decibels at 500 Hz, 1,000 Hz and 2000 Hz.
•History of otological diseases or neurological disorders;
•Individuals who do not speak Portuguese;
•Any clinically unstable medical condition;
•Any condition which, in the investigator's opinion, places the participant at unacceptable risk if participating in the study.

发起方

niversidade de São Paulo