Trachea cannula extension tube for general anesthesia bronchoscopy

The utility model discloses a trachea cannula extension tube for general anesthesia bronchoscopy, which belongs to the technical field of medical auxiliary equipment and comprises an extension tube body provided with a three-way bronchoscope portion, a trachea cannula portion and a respirator connecting end portion. The bronchoscope part is filled with the sponge body, a circular channel is formed in the middle of the sponge body, and an injector opening is formed in the side part of the bronchoscope part; wherein the injector opening is communicated with the sponge body, and the sponge body is expanded by injecting liquid, so that the purposes of reducing the insertion difficulty of the bronchoscope body, avoiding the bronchoscope body from being damaged by friction in the insertion process and preventing insufficient oxygen content caused by gas overflow are achieved. 本实用新型公开了一种用于全麻支气管镜检查的气管插管延长管，属于医疗辅助设备的技术领域，其包括：延长管管体，所述延长管管体设有呈三通状的支气管镜部、气管插管部和呼吸机连接端部；填充于支气管镜部内的海绵体，所述海绵体的中部设有一圆形通道，且支气管镜部的侧部设有注射器口；其中，所述注射器