deaf
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Prelingual deaf patients aging from 12 months to 6 years old (excluding 6 years old); 2. Severe or profound sensorineural hearing loss in both ears; 3. The lesion is located in the cochlea; 4. Severe deaf patients with ineffectiveness or unsatisfying performance wearing hearing aids for 3-6 months (patients with profound deafness may consider cochlear implantation directly); 5. No experience of cochlear implantation, and have been diagnosed by a doctor as suitable for a cochlear implant; 6. No surgical contraindications; 7. Have a correct understanding and appropriate expectations of cochlear implants; 8. Possess the conditions for auditory and speech rehabilitation education; 9. Agree to participate in the trial and sign the informed consent.
Exclusion criteria
Exclusion criteria: 1. Contraindications to cochlear implant surgery; 2. Deafness caused by non-cochlear pathology; 3. Severe deformity of the inner ear, such as Michel deformity or absence of the cochlea; 4. Absence or interruption of the auditory nerve; 5. Acute suppurative inflammation of the mastoid of the middle ear; 6. Frequent seizures of epilepsy that cannot be controlled; 7. Severe mental, intellectual, behavioral and psychological disorders, unable to cooperate with auditory and speech training; 8. Those with other symptoms who are not suitable for cochlear implant surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Acoustic field hearing threshold;Subjective questionnaire;Speech recognition rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Evaluation of cochlear implant performance by doctors; | — |
Countries
China
Contacts
Huazhong University of Science and Technology (Union Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology)