厌氧菌的发现虽已有百余年的历史,但过去未获重视。近二十余年来,随着厌氧菌培养技术的改进和发展,无芽孢厌氧菌感染的重要性才逐渐引起临床医师的注意。厌氧菌分为芽孢厌氧菌和无芽孢厌氧菌 Although the discovery of anaerobic bacteria has a hundred years of history, but in the past have not been valued. In recent twenty years, with the improvement and development of anaerobic culture technology, the importance of non-spore-forming anaerobic infections gradually attracted clinicians’ attention. Anaerobic bacteria are divided into anaerobic and spore-free anaerobic bacteria