Selection criteria for patients undergoing cochlear implant surgery

(A) the selection criteria for adult patients

1. Bilateral severe or deep sensorineural hearing loss and postlingual deafness.

2. Age 18 years old or above.

3. The best binaural hearing aid is ineffective or ineffective. In the hearing aid state, the sentence recognition score is less than 40%.

4. Patients are psychologically and emotionally suitable for surgery and have the desire to improve their hearing.

5. After imaging examination, there is no contraindication to implant electrodes in cochlea.

6. After physical examination, there is no taboo for general anesthesia surgery and postoperative training.

(2) Selection criteria for children patients

1. Bilateral sensorineural deafness. The degree of hearing loss is severe or deep severe deafness. Age over 18 months.

2. The best binaural hearing aid is ineffective or ineffective.

3. After imaging examination, there is no contraindication to implant electrodes in cochlea.

4. After physical examination, there is no taboo for general anesthesia surgery and postoperative training.

5. Family members and children are in normal mood, have the desire to improve their hearing, have realistic expectations for postoperative results, and are willing to participate in rehabilitation training.

6. Children, their families and educators are prepared and willing to participate in pre-operation and post-operation training and evaluation.

7. Children will take oral English as the main mode of communication, and accept an auditory education plan based on listening combined with oral English or listening combined. The child's parents also agreed to this plan.

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