1. To draw an outline of Xin an Zheng′s Laryngology and preliminarily explore its academic experience according to medical works, medical records and other manuscripts.

2. The success of Laryngology in Qing dynasty can be followed by the developing of today's TCM.

3. Is Beijing earliest ear nasopharynx laryngology, first elected branch director holds the post by Professor Deng Zecai third-level.

4. Although tracheotomy has been a common and basic surgery in laryngology , it can result in a variety of complications. There have been many modifications in the past years.

5. Conclusion: Half crude drugs bag soaks the medicinal preparation is the treatment swallows the laryngology disease more ideal preparation dosage-form.

6. Fang made a great contribution to the academic development of Zheng's Laryngology.

7. The method of tissue engineering technology would be used in laryngology for the regeneration of vocal fold, and even the regeneration of larynx in future.