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Study on Evaluation and Prediction of Auditory Function Recovery in DFNB9 Deafness Gene Therapy Based on Frequency Following Response

Study on Evaluation and Prediction of Auditory Function Recovery in DFNB9 Deafness Gene Therapy Based on Frequency Following Response

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600121415
Enrollment
Unknown
Registered
2026-03-30
Start date
2026-04-01
Completion date
Unknown
Last updated
2026-04-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

DFNB9 hearing loss

Interventions

Unilateral hearing loss group:none
Gene therapy group:gene therapy

Sponsors

Eye & ENT hospital of Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Gene therapy group: Patients with congenital hearing loss receiving gene therapy; Normal hearing group: Individuals with no family history of hearing loss, with behavioral audiometry thresholds in both ears at 0.25, 0.5, 1, 2, 4, and 8 kHz all below 25 dB HL, and an average hearing threshold =6 months, any gender; 3. Subjects/their guardians must be informed about the study before the trial and voluntarily sign a written informed consent form; 4. Subjects/their guardians must have a correct understanding of the trial and have appropriate expectations of benefits.

Exclusion criteria

Exclusion criteria: 1.Presence of other otological diseases that may interfere with the interpretation of study endpoints, e.g., severe middle/inner ear dysplasia or malformations, vestibulo-cochlear nerve abnormalities, acute/chronic otitis media, Meniere’s disease, tympanic membrane perforation at the time of testing, as identified by CT/MRI scans within 3 months. 2.Presence of other severe congenital diseases. 3.Presence of severe systemic diseases or acute exacerbation of any disease, e.g., pulmonary tuberculosis, active hepatitis B or C infection, active herpes zoster infection, pancreatitis, renal insufficiency, etc. 4.Persistent inability to cooperate with examinations or maintain a short period of quiet during testing, e.g., hypersensitivity to sedative drugs, failed sedation; diagnosis of obstructive sleep apnea-hypopnea syndrome, frequent snoring; diagnosis of attention deficit hyperactivity disorder or other neurological/psychiatric disorders. Any other circumstances deemed by the investigator to make the subject unsuitable for participation in this clinical study. 5.Other conditions deemed ineligible by the investigator.

Design outcomes

Primary

MeasureTime frame
Signal-to-Noise Ratio;F0 accuracy;

Countries

China

Contacts

Public ContactYilai Shu

Eye & ENT hospital of Fudan University

yilaishu@163.com+86 21 64377134

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 17, 2026