Developing a new type of cochlear implant that uses light to help people hear.

Opto-Electrical Cochlear Implants

NIH-funded research Northwestern University at Chicago · NIH-11011368

This study is testing a new type of cochlear implant that uses light to help people with severe to profound hearing loss hear better, especially in noisy places and when enjoying music, by stimulating the remaining healthy hearing nerves.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionNorthwestern University at Chicago NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-11011368 on NIH RePORTER

What this research studies

This research focuses on creating an optical cochlear implant (oCI) that stimulates surviving auditory neurons in individuals with severe to profound hearing loss using light. By utilizing photons, the implant aims to provide more precise stimulation, potentially improving hearing performance in difficult listening situations and enhancing music appreciation. The project involves translating successful methods tested in animal models to human applications, with careful consideration of safety and regulatory requirements. The research includes validating the effectiveness of optical stimulation techniques in a clinical setting.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with severe to profound hearing loss who have not benefited from traditional cochlear implants.

Not a fit: Patients with mild to moderate hearing loss or those who have no remaining functional auditory neurons may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could significantly improve hearing capabilities and quality of life for individuals with severe to profound hearing loss.

How similar studies have performed: Previous research in animal models has shown promising results with optical stimulation techniques, indicating potential for success in human applications.

Where this research is happening

Chicago, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.