Clinical trials: Cochlear
Deafness, Sound Perception
Cochlear Implant Speech and Non-speech Sound Recognition
The primary purpose of the research is to study how synthesized speech and non-speech percepts (sounds) are recognized in subjects with cochlear implants (CI) who are not getting functional speech recognition using existing…
- Conditions
- Deafness, Sound Perception, Quality of Sound
- Trial name
- NCT03661970
- Testing
- Cognate Speech Synthesizer sound percepts
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Pacific Northwest University of Health Sciences
Deafness
Localization and Mismatch Negativity
This descriptive and observational research project aims to characterize MMN as a neuronal marker of localization deficit in single-sided deafened subjects and subjects with bilateral profound deafness treated by a cochlear…
- Trial name
- MMNLocA (NCT03632551)
- Testing
- Specific binaural hearing evaluations
- Where
- France
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Hearing Loss, Cochlear Implant
AB-Intra- and Post-Operative Measures of Auditory Function
The purpose of this study is to see how the inner ear responds to sound delivered to the ear canal during and after your cochlear implant surgery.
- Trial name
- AB-ECOG (NCT03685461)
- Testing
- Electrocochleography
- Where
- United States
- Volunteers
- 88 people
- Sponsor
- Medical College of Wisconsin
Hearing Loss
Optimisation of Hybrid Fittings for Cochlear Implant Recipients
When providing amplification post-implantation to residual acoustic hearing in the implanted ear, the lower frequency boundary can be modified to minimize or avoid overlap between the frequencies coded through acoustic hearing…
- Trial name
- NCT02765386
- Testing
- Hybrid fittings for cochlear implant recipients
- Where
- Australia
- Volunteers
- 12 people
- Sponsor
- The Hearing Cooperative Research Centre
Hearing Loss, Sensorineural
Reverberation Effects on MED-EL Recipients
The purpose of this study is to investigate speech understanding in simulated reverberant environments with MED-EL cochlear implant recipients.
- Trial name
- NCT03143296
- Testing
- Simulated reverberant environment
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of Miami
Speech Intelligibility
Speech Intelligibility in Noise Using the Hearing in Noise Test (HINT)
The main purpose of the study is to estimate speech intelligibility in noise. A Norwegian Hearing in Noise Test (HINT) for children will be implemented, and test results for normal hearing (NH) children and adults will be…
- Trial name
- NCT01309503
- Where
- Norway
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Deafness
Perception and Equilibrium After Cochlear Implantation
The cochlear implant is an electrical hearing aid that restores the perception of surrounding sounds and speech intelligibility in profoundly deaf patients.
- Trial name
- ORIENTIMPLANT (NCT02723695)
- Testing
- Evaluation of postural performances
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Hearing Loss, Cochlear
Evaluating a Deep Neural Noise-Reduction Algorithm for Hearing Aids
This study is designed to understand how different hearing-aid noise-reduction technologies affect a listener's ability to hear speech in noisy environments.
- Trial name
- NCT07287774
- Testing
- Hearing Aid Noise Reduction - Off, Hearing Aid Noise Reduction - Low, Hearing Aid Noise Reduction - High
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Purdue University
Cochlear Function Disorder
Correlation Between NRT and Radiological Measurements in Detection of Position of the Electrode Inside the Cochlea.
The study will be conducted as Prospective study including 50 patients (aged <6years ) at Otorhinolaryngology department, Assuit University Hospital (aged <6years ) who will undergo cochlear implantation.
- Trial name
- NCT03306108
- Testing
- NRT
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Hearing Loss, Cochlear
Microtable® Method for Cochlear Implantation Investigational Device Exemption (IDE)
The Microtable® Microstereotactic Frame and Drill Press and Associated Method for Cochlear Implantation consists of a patient-customized microstereotactic frame which targets the cochlea.
- Trial name
- NCT03101917
- Testing
- The Microtable® Stereotactic System
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Medical University of South Carolina
Sensorineural Hearing Loss, Bilateral
Study of Music and Speech Perception in New Cochlear Implanted Subjects Using or Not a Tonotopy Based Fitting
Main objective: Show the superiority of tonotopy based fitting strategy compared to default fitting strategy on the perception speech in noise.
- Trial name
- NCT04922619
- Testing
- tonotopy based fitting then default fitting, default fitting then tonotopy based fitting
- Where
- France
- Volunteers
- 26 people
- Sponsor
- MED-EL Elektromedizinische Geräte GmbH
Cochlear Implant, Severe to Very Severe Sensorineural Hearing Loss
Epidemiological Survey on the Current Status of Cochlear Implantation in China
Cochlear implantation is an effective intervention for patients with severe to very severe sensorineural hearing loss. By the beginning of 2026, the total number of cochlear implants in China was about 180000.
- Trial name
- NCT07821281
- Testing
- Cochlear Implant
- Volunteers
- 180,000 people
- Sponsor
- Chinese PLA General Hospital
CHARGE Syndrome
A Strategic Approach to Safe and Effective Cochlear Implantation in Patients With CHARGE Syndrome
This retrospective observational study aims to evaluate cochlear anatomy, surgical challenges, and strategic approaches for safe cochlear implantation in pediatric patients with CHARGE syndrome.
- Trial name
- NCT07320482
- Testing
- No intervention (observational study)
- Where
- South Korea
- Volunteers
- 12 people
- Sponsor
- Seoul National University Bundang Hospital
Cochlear, Implant
Cochlear Implantation in the Elderly
The goal of this study is to demonstrate that cochlear implantation is an effective, reasonable, and viable long-term option within a very elderly population
- Trial name
- RCIVELDO (NCT05992779)
- Testing
- Measuring the vocal audiometry of patients., Measuring data loging
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Hospices Civils de Lyon
Sensorineural Hearing Loss, Bilateral
Comparison in New Cochlear Implanted Subjects of a Tonotopy-based Bimodal Fitting With or Without Synchronization
Main objective: For a bimodal fitting (hearing aid (HA) + cochlear implant (CI)): Comparison of a tonotopy based fitting strategy with synchronization between HA and CI (ABFS) to a tonotopy based fitting strategy without…
- Trial name
- NCT05898659
- Testing
- ABFnoS then ABFS (Cochlear implant), ABFS then ABFnoS (Cochlear implant)
- Where
- France
- Volunteers
- 20 people
- Sponsor
- MED-EL Elektromedizinische Geräte GmbH
Deafness Unilateral
Cochlear Implantation for Young Single-sided Deaf Children
Children with profound sensorineural unilateral hearing loss (UHL) lag behind in spoken language, cognition, spatial hearing, and academic performance compared to normal hearing (NH) children.
- Trial name
- CICADE (NCT04738968)
- Testing
- Cochlear implant
- Where
- 4 sites in Belgium
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Hearing Loss, Binaural, Cochlear Implantation
Mi2000 TICI Follow-up
This Post-Market Clinical Follow-up (PMCF) investigation aims to further collect evidence on safety and performance of the Mi2000 TICI.
- Trial name
- M2FU (NCT07902414)
- Testing
- Cochlear Implantation
- Where
- 6 sites in Austria, Belgium and 2 more
- Volunteers
- 36 people
- Sponsor
- MED-EL Elektromedizinische Geräte GmbH
Sensorineural Hearing Loss, Cochlear Implant
Cochlear Electrical Impedance and the Effect of Topical Dexamethasone on Cochlear Implant Surgery
Hearing is the ability to perceive sounds through the ear. If the transmission of sound is defective, the person suffers some degree of hearing loss.
- Trial name
- NCT03374514
- Testing
- Dexamethasone, Sterile isotonic saline solution
- Where
- Argentina
- Volunteers
- 20 people
- Sponsor
- Hospital Italiano de Buenos Aires
Cochlear Implants, Hearing Loss
CT Guided CI Programming
The current standard of care for cochlear implants (CI) does not address the significant pitch-place mismatch that is inherent in cochlear implantation (see detailed description below).
- Conditions
- Cochlear Implants, Hearing Loss, Amusia
- Trial name
- NCT04506424
- Testing
- CT Guided Cochlear Implant Programming
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- University of California, San Francisco
Sensorineural Hearing Loss, Bilateral
Factors Affecting Early Progress of Cochlear Implant Outcomes in Adults
The aim of this study is to understand how audiometric, cognitive and electrophysiological results relate to sentence recognition score in adults using currently a Nucleus cochlear implant.
- Trial name
- PROGRESS (NCT05265260)
- Where
- France
- Volunteers
- 32 people
- Sponsor
- Cochlear