喉全摘后食道发音是最好的代用发声方法,但客观地进行其声音的评价则很困难。以往对食道发音会话能力的评价方法曾有报告,但这些方法均不很客观。本文提出一对比方法对食道发音进行较客观的听觉判定。以食道发音者27例(男25例,女2例)为对象,将其食道发音前后的杂音和发音持续时间内的影响去除,切取从食道发“a”音的起音部 500ms After the throat pick esophageal articulation is the best alternative vocal method, but the objective evaluation of its voice is very difficult. Previous methods of evaluating the ability of esophageal speech conversations have been reported, but these methods are not very objective. This article presents a comparative method of the esophagus pronunciation more objective auditory judgments. 27 patients (25 males and 2 females) who had esophageal sounds were excluded from the effects of murmurs and pronunciation durations before and after their esophageal sounds, and the sound from the esophagus “a” was cut out for 500 ms