Objective To discuss genesic mechanism of trachea arteria anonyma fistula after tracheotomy.

目的探讨气管切开术后并发气管无名动脉瘘的发生机理。

Methods Analyze the anatomy relation of the trachea and the arteria anonyma and the main reasons of trachea arteria anonyma fistula in clinical through the case.

方法结合案例对气管与无名动脉的解剖学关系和临床上气管无名动脉瘘的主要原因进行分析。