Evaluating cochlear implants for single-sided deafness

Evaluation of Rehabilitation Results in the Single-sided Deafness/Asymmetrical Hearing Loss With Cochlear Implantation

NA · Chinese PLA General Hospital · NCT05435612

This study is testing whether cochlear implants can help people aged 12 and older with single-sided deafness hear better in noisy situations.

Quick facts

PhaseNA
Study typeInterventional
Enrollment30 (estimated)
Ages12 Years and up
SexAll
SponsorChinese PLA General Hospital (other)
Locations1 site (Beijing, Beijing Municipality)
Trial IDNCT05435612 on ClinicalTrials.gov

What this trial studies

This study evaluates the effectiveness of cochlear implantation in patients with single-sided deafness (SSD) and asymmetric hearing loss. It focuses on individuals aged 12 and older who have postlingual deafness and can participate in sentence tests in noise. The study aims to address the limited research on cochlear implants for SSD, particularly in China, where the incidence of this condition is significant. Participants will be assessed for their hearing improvement following cochlear implantation.

Who should consider this trial

Good fit: Ideal candidates are individuals aged 12 and older with postlingual single-sided deafness and normal cognitive and motor development.

Not a fit: Patients with cochlear malformations, retrocochlear lesions, or incomplete cochlear implant electrode implantation may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could significantly improve hearing outcomes for patients with single-sided deafness.

How similar studies have performed: While cochlear implants have been studied in various contexts, this specific focus on SSD in the Chinese population is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age: 12 years old and above
2. Language ability: postlingual deafness, able to cooperate with sentence test in noise
3. Normal mental, intelligence and motor development
4. Patients who meet the diagnosis of single-sided deafness and asymmetric hearing loss

Exclusion Criteria:

1. Cochlear malformation (except large vestibular aqueduct syndrome)
2. Retrocochlear lesions
3. Incomplete implantation of cochlear implant electrodes
4. Non-Chinese Mandarin communication

Where this trial is running

Beijing, Beijing Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Unilateral Deafness

Last reviewed 2026-05-15 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.