Phonak Behind-The-Ear Quality Evaluation

Sonova

Status: Completed

Conditions: Hearing Loss, Sensorineural

Treatments: Device: Phonak Naida BTE hearing aid; Device: Phonak Naida legacy BTE hearing aid

Study type: Interventional

Funder types: Industry

Identifiers

NCT05956808

SRF-12872

Details and patient eligibility

About

Subjective listening effort and objective speech intelligibility will be evaluated with a new generation of a Phonak BTE (Behind-The-Ear) hearing aid.

Full description

Speech intelligibility performance will be measured with a new generation BTE hearing aid and compared to a legacy hearing aid in adults with severe to profound hearing loss.

Enrollment: 7 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Severe to profound hearing loss (4 frequency Pure Tone Average 65-94 dB)
• 18+ years old
• Good written and spoken English language skills
• Able to fill in a questionnaire conscientiously
• Experienced hearing aid user
• Able to produce a reliable hearing test result
• Able to describe listening impressions/experiences and the use of the hearing aids

Exclusion criteria

• Not willing to test the hearing aids
• Has auricle deformities that prevents secure placement of the hearing aids
• Has limited mobility and is not able to attend the appointments
• Not willing to wear the hearing aids for at least 8 hours per day
• Known hypersensitivity or allergy with synthetic materials
• Self reports symptoms of vertigo, dizziness, fluctuating hearing loss
• Hints of psychological problems
• Suffers from acute tinnitus in either one or both ears (occurrence less than 3 months)

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Crossover Assignment

Masking: Single Blind

---

7 participants in 2 patient groups

New BTE hearing aid first, then legacy BTE hearing aid

Experimental group

Description:

All participants who complete speech intelligibility testing and subjective listening effort ratings with both devices, first with the new hearing aid, and then with the legacy hearing aid.

Treatment:

Device: Phonak Naida BTE hearing aid

Device: Phonak Naida legacy BTE hearing aid

Legacy BTE hearing aid first, then new BTE hearing aid

Experimental group

Description:

All participants who complete speech intelligibility testing and subjective listening effort ratings with both devices, first with the new hearing aid, and then with the legacy hearing aid.

Treatment:

Device: Phonak Naida BTE hearing aid

Device: Phonak Naida legacy BTE hearing aid