Purpose: This study aims to discuss the treatment effect of hearing aids on tinnitus. Methods Sen d questionnaires to 48 cases of bilateral prolonged tinnitus patients with course of more than 1 year to evaluate the subjective perception state of the tinnitus after 24 months. At the same time, follow up 10 cases of bilateral prolonged tinnitus patients without receiving the treatment of hearing aids and use them as the contrast group. Results: T hrough the treatment of 24 months, the treatment

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... ffects on tinnitus are as follows: 23 cases were cured (47.92%), 14 patients were improved significantly (29.17%), 6 cases were improved (12.5%), and 6 cases were invalid (12.5%). T he overall effective rate was 87.5%.Conclusion: T he hearing aids have treatment effect on the bilateral prolonged tinnitus patients in China.