Hearing Loss
Conditions
Brief summary
Goal of this study is to determine the benefit of an improved feature on a new hearing aid platform. To investigate the improvements of this feature is compared on a new and older hearing aid platform. The obtained results will be used for future improvement for this feature. This feature should improve the speech understanding and speech recognition of the hearing aid user.
Interventions
DEVICEhearing aid
Sponsors
Sonova AG
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
SINGLE (Subject)
Eligibility
Sex/Gender
ALL
Age
18 Years to 99 Years
Healthy volunteers
No
Inclusion criteria
* Informed Consent as documented by signature (Appendix Informed Consent Form) * Ability to fill in a question conscientious * Healthy outer ear (w/o previous surgical procedures) * Sensorineural symmetric hearing loss (HL) * N4 to N7 (degree of HL)
Exclusion criteria
* Contraindications to the MD in this study, e.g. known hypersensitivity or allergy to the investigational product, * Limited mobility and not in the position to attend weekly appointments * Limited ability to describe listening impressions/experiences and the use of the hearing aid * Inability to produce a reliable hearing test result when pure tone audiometry is attempted by the audiologist * Massively limited dexterity * Known Psychological problems * Central hearing problems
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Functional gain | after 2 weeks | Functional gain is to measure the aided threshold (in dB hearing level \[HL\]) in free field via loudspeaker. |
| Phoneme Perception Test | after 2 | Change of Detection thresholds after 4 weeks hearing instrument wearing time |
Secondary
| Measure | Time frame |
|---|---|
| sound quality ratings | after 6 and 12 weeks |
| questionnaires | after 2, 6, 8 and 12 weeks |
Countries
Switzerland
Outcome results
None listed