| Enrolling By Invitation | Investigating the DNN Noise Reduction Feature in Phonak Hearing Aids Using Ecological Momentary Assessment Hearing Loss | N/A | 2026-04-08 |
| Enrolling By Invitation | Remote Microphone Performance Comparison in Adults With Hearing Loss Hearing Loss | N/A | 2026-03-24 |
| Recruiting | Efficacy and Effectiveness of an Investigational Behind-the-Ear Hearing Device Kit Hearing Loss | N/A | 2026-01-30 |
| Completed | A Comparison of Hearing Aid Noise Programs on Speech Intelligibility Hearing Loss, Bilateral or Unilateral | N/A | 2025-04-22 |
| Recruiting | Speech Understanding and Listening Effort Benefits of Hearing Instruments Hearing Loss, Bilateral | N/A | 2025-02-05 |
| Not Yet Recruiting | Evaluation of Extended Wear Hearing Aid for Mild Hearing Loss Sensorineural Hearing Loss | N/A | 2025-01-15 |
| Not Yet Recruiting | Evaluation of Investigational Hearing Instrument Features Hearing Loss | N/A | 2024-11-18 |
| Completed | Venting Effects on Speech Performance Hearing Loss | N/A | 2024-11-11 |
| Completed | A Pediatric Comparison of Remote Microphone Technologies Hearing Loss | N/A | 2024-08-05 |
| Unknown | Lyric4 Outcomes Evaluation Hearing Loss | N/A | 2023-11-10 |
| Unknown | Effect of Speech Enhancer on Listening Effort With EEG Listening Effort | N/A | 2023-10-16 |
| Completed | fNIRS, Listening Effort, and Motivation Hearing Loss | N/A | 2023-09-23 |
| Completed | Phonak Behind-The-Ear Quality Evaluation Hearing Loss, Sensorineural | N/A | 2023-07-17 |
| Terminated | Speech Locator_Benefits in Pediatric Popluations Hearing Loss | N/A | 2023-06-08 |
| Completed | Investigating Hearing Aid Frequency Response Curves 2 Hearing Loss, Sensorineural, Hearing Loss, Bilateral | N/A | 2023-05-01 |
| Unknown | Preference Comparisons for Algorithms to Hear Speech Hearing Loss | N/A | 2023-03-21 |
| Completed | Noise Reduction Preferences in Teenagers and Pre-teens Hearing Loss | N/A | 2023-02-23 |
| Completed | Lab Evaluation of Novel Hearing Aid Coupling Method Hearing Loss | N/A | 2023-02-07 |
| Completed | Pre-calculation for Frequency Lowering With Hearing Devices Frequency Lowering | N/A | 2023-01-16 |
| Completed | PRINCE22 System Complete Performance Study Hearing Loss, Bilateral, Hearing Loss, Unilateral | N/A | 2022-11-03 |
| Completed | Investigating Hearing Aid Frequency Response Curves Hearing Loss, Sensorineural, Hearing Loss, Bilateral | N/A | 2022-10-24 |
| Completed | Evaluation of Novel Noise Reduction Principles in Hearing Instruments Hearing Loss | N/A | 2022-09-12 |
| Completed | A Comparison of Hearing Aid Fitting Methods Hearing Loss | N/A | 2022-08-17 |
| Completed | Lyric Self-replacement Clinical Investigation Hearing Loss | N/A | 2022-07-29 |
| Completed | Real World Perspectives on Advancements in Hearing Aid Technology Hearing Loss | N/A | 2022-07-18 |
| Completed | Evaluation of BiCROS Fitting Benefits Unilateral Deafness | N/A | 2022-07-11 |
| Completed | Evaluation of the Clinical Benefit of the Hearing Aids Tinnitus Feature. Hearing Loss, Sensorineural, Tinnitus | N/A | 2022-06-01 |
| Completed | Effect of Hearing Aid Labeling on Speech Understanding Measures Hearing Loss | N/A | 2022-05-26 |
| Unknown | fNIRs, Listening Effort, and Speech Intelligibility Hearing Loss | N/A | 2022-05-03 |
| Completed | Evaluation of New Fitting Characteristics for Extended Wear Hearing Aid Technology Hearing Loss | N/A | 2022-03-29 |
| Completed | Optimizing Soft Speech Recognition in Children With Hearing Loss Hearing Loss, Sensorineural, Hearing Loss, Bilateral | N/A | 2022-03-21 |
| Completed | Hearing Aid Performance Study for Different Spatial Configurations Hearing Loss | N/A | 2022-03-21 |
| Completed | Evaluation of Software for Self-Fitting of Hearing Aids by People With Hearing Loss Hearing Loss | N/A | 2022-03-18 |
| Completed | Speech Locator In-car Performance Evaluation Hearing Loss | N/A | 2022-02-11 |
| Completed | Evaluation of Hearing Aid Benefit Hearing Loss, Sensorineural | N/A | 2022-01-18 |
| Completed | Clinical Study of Released Unitron RIC and BTE Hearing Aid Models Hearing Loss | N/A | 2022-01-10 |
| Terminated | Evaluation of the Clinical Benefit of a Transmitter for Contralateral Routing of Signals (CROS) Hearing Loss | N/A | 2021-10-26 |
| Completed | Benefit of Assistive Listening Device for Lateralization Hearing Loss, Sensorineural | N/A | 2021-10-18 |
| Completed | Benefits of Assistive Listening Device for Speech Intelligibility Hearing Loss | N/A | 2021-10-18 |
| Completed | MyPhonak App Junior Pediatric Usability and Benefit Investigation Hearing Loss | N/A | 2021-10-04 |
| Completed | Sound Quality Comparisons With Different Hearing Aid Couplings and Venting Systems Hearing Loss, Sensorineural | N/A | 2021-10-01 |
| Completed | Hearing Aid Signal Processing Comparative Study Hearing Loss, Sensorineural | N/A | 2021-07-01 |
| Completed | Hearing Aid Quality and Reliability Study Hearing Loss | N/A | 2021-06-08 |
| Completed | Measuring Comfort and Clarity With Low Gain Feature in Pediatric Hearing Aid Users Hearing Loss | N/A | 2021-06-01 |
| Completed | Clinical Performance Evaluation of 3D Ear Canal Scanning Technology Ear Mold Impression Procedure | — | 2021-05-17 |
| Completed | Validation of Novel BTE and SP Hearing Aid Models Hearing Loss | N/A | 2021-05-14 |
| Terminated | Compression Headphone Study Hearing Loss | N/A | 2021-05-10 |
| Completed | Evaluating Benefits of Hearing Aid Microphone Directionality Technologies Hearing Loss | N/A | 2021-05-03 |
| Completed | Hearing Aid Transmitter Performance Study - SRF-366 Hearing Loss | N/A | 2021-04-26 |
| Completed | Evaluation of Extended Wear Technology Hearing Loss | N/A | 2021-04-08 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2020_43 Hearing Loss | N/A | 2020-12-07 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2020_09 Hearing Loss | N/A | 2020-10-23 |
| Completed | In Field Performance of a Hearing Aid Transducer Hearing Loss | N/A | 2020-08-01 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2020_26 Hearing Loss | N/A | 2020-06-01 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2020_06 Hearing Loss | N/A | 2020-01-13 |
| Completed | Evaluation and Optimization of Hearing Devices in 3-D Complex Audio Environments Study 3 (HEAR3D_CE3) Ability, Spatial | N/A | 2019-11-18 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2019_34 Hearing Loss | N/A | 2019-11-11 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2019_33 Hearing Loss | N/A | 2019-10-22 |
| Withdrawn | Quality Control of CE-Certified Phonak Hearing Aids - 2019_23 Hearing Loss | N/A | 2019-08-20 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2019_20 Hearing Loss | N/A | 2019-06-03 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2019_19 Hearing Loss, Sensorineural Hearing Loss | N/A | 2019-06-03 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2019_04 Hearing Loss | N/A | 2019-04-08 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2018_42 Hearing Loss, Sensorineural Hearing Loss | N/A | 2019-01-09 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application Hearing Loss | N/A | 2018-12-03 |
| Completed | Assessment of Novel Measurement and Fitting Methods to Determine Their Reliability, Validity and Application - Hearing Loss | N/A | 2018-10-11 |
| Completed | Subjective Evaluation of a Sound Processing Method for Hearing Aids on Auditory Distance Perception Hearing Disorders, Hearing Loss, Sensorineural | N/A | 2018-10-09 |
| Completed | Evaluation and Optimization of Hearing Devices in 3-D Complex Audio Environments Study 2 Ability, Spatial | N/A | 2018-10-09 |
| Completed | Physiological, Behavioural and Subjective Measures of Listening Effort Hearing Loss | N/A | 2018-10-08 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2018_28 Hearing Loss, Sensorineural Hearing Loss | N/A | 2018-09-10 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - Sonova20 Hearing Loss | N/A | 2018-08-06 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2018_16 Hearing Loss, Normal Hearing | N/A | 2018-06-04 |
| Completed | Assessment of Novel Sound Changing Principles in Hearing Instruments to Determine Their Application - 2018_12 Hearing Loss | N/A | 2018-05-28 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2018_07 Hearing Loss, Sensorineural | N/A | 2018-05-22 |
| Completed | Evaluation and Optimization of Hearing Devices in 3-D Complex Audio Environments Ability, Spatial | N/A | 2018-03-26 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - Sonova2018_05 Hearing Loss, Sensorineural | N/A | 2018-03-12 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2017_37 Hearing Loss, Sensorineural | N/A | 2018-01-08 |
| Completed | Benchmark Ear Impression Techniques Ear Anatomy | N/A | 2017-10-23 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2017_27 Hearing Loss, Bilateral Sensorineural, Progressive | N/A | 2017-08-07 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2017_13 Hearing Loss, Bilateral Sensorineural, Progressive | N/A | 2017-06-12 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2016_37 Hearing Loss, Bilateral Sensorineural, Progressive | N/A | 2017-04-03 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2016_05 Hearing Loss | N/A | 2016-11-08 |
| Completed | Quest Sound Recover (SR2) vs. Venture SR2 Hearing Loss | N/A | 2016-07-01 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2016_06 Hearing Loss | N/A | 2016-05-01 |
| Completed | Evaluation of a Binaural Spatialization Method for Hearing Aids Sensorineural Hearing Loss | Phase 2 / Phase 3 | 2016-02-01 |
| Completed | Quality Control of CE-Certified Phonak Hearing Aids - 2015_03 Hearing Loss | N/A | 2015-11-01 |
| Completed | Quality Control of CE-Labelled Phonak Hearing Systems (Study Part: Sonova2015-00) Hearing Loss | N/A | 2015-10-01 |