纤维内窥镜是诊断、治疗胃肠等疾病的重要仪器。近几年随着纤维内窥镜的发展变化,在我国已迅速广泛用于临床。纤维内窥镜由光学系统及机械系统构成,机械系统则主要由牵引钢丝绳及管道组成,维护保养十分重要。因而平时操作不慎,保护不好,极易损坏纤维内窥镜。常见故障分析:牵引钢丝松动或伸长,这 Fiber endoscopy is the diagnosis, treatment of gastrointestinal diseases such as important equipment. In recent years, with the development of fiber endoscope changes in our country has been widely used in clinical rapidly. Fiber endoscope by the optical system and mechanical system, mechanical system is mainly composed of traction wire rope and pipelines, maintenance is very important. So usually careless operation, protection is not good, easily damaged fiber endoscope. Common failure analysis: traction wire loose or elongation, this