Quality Control of CE-Certified Phonak Hearing Aids - 2015_03

Quality Control of CE-Certified Phonak Hearing Aids

Phonak Hearing Systems pass through different development and study stages. At an early stage, feasibility studies are conducted to investigate new algorithms, features and functions in an isolated manner.

Inclusion Criteria:

• Adult hearing impaired persons (minimum age: 18 years) with and without (experience with) hearing aids
• Good written and spoken (Swiss) German language skills
• Healthy outer ear
• Ability to fill in a questionnaire (p/eCRF) conscientiously
• Informed Consent as documented by signature

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
• Massively limited dexterity
• Known psychological problems
• Central hearing disorders