Hearing Disorders
Conditions
Keywords
Hearing aid, Personal sound amplification product, Hearing aid application, Hearing loss
Brief summary
Interest and demand for sound amplifiers are increasing due to the burden of purchasing hearing aids and technological advances in healthcare products, and the demand is expected to increase rapidly. For sensorineural hearing loss patients, who are subject to wearing hearing aids, it aims to compare the effect of hearing aid application and personal sound amplification product (PSAPs) compared to the hearing aids
Interventions
DEVICEpersonal sound amplification product, hearing aid
the device for hearing gain in sensorineural hearing loss
Sponsors
Seoul National University Hospital
Study design
Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
SINGLE (Subject)
Eligibility
Sex/Gender
ALL
Age
20 Years to No maximum
Healthy volunteers
No
Inclusion criteria
1. Adults over the age of 20 who speak Korean as their mother tongue and have no mental or physical limitations in conducting test. 2. Hearing loss patients with a hearing threshold of 26 dB or higher in the four frequency (0.5, 1, 2, 4 kHz) 3. Those who do not have a history of neurological disease, cognitive disorder, learning disorder, or language disorder at the time of recruitment
Exclusion criteria
1. In case that communication is difficult, equipment cannot be handled, or it is difficult to cooperate with the inspection 2. Acoustic nerve lesions or central nervous system disease 3. Those suspected of having false hearing loss 4. Those who have secondary benefits related to clinical trials
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| The hearing level threshold (decibel) after each treatment | 1 month | The comparison of hearing threshold, which is calculated as mean decibel on four frequencies, among different treatments |
Countries
South Korea
Contacts
Primary ContactMoo Kyun Park, M.D., Ph.D.
Outcome results
None listed