Tool for installing camera on trachea cannula and use method thereof

The invention aims to overcome the shortcoming that in the prior art, the assembling difficulty of a camera and a signal line on a visual trachea cannula is high and provides a tool for installing a camera on a trachea cannula and a use method thereof. The tool comprises an expander, a hollow round pipe matched with the expander in use and a steel wire matched with the expander in use, wherein theexpander comprises an expanding portion, one end of the expanding portion is an inserted end, the other end of the expanding portion is a connecting end, an inner cavity for placing the camera is arranged in the expanding portion and is of a columnar structure, two ends of the inner cavity are respectively communicated with the inserted end and the connecting end of the expanding portion, and theconnecting end of the expanding portion is fixedly provided with a handheld portion. The tool can improve the assembling efficiency of the camera on the visual trachea cannula. 本发明针对现有技术中可视气管插管上的摄像头及信号线装配难度大的弊端，提供种用于在气管插管上安装摄