Easy to use: small volume and light weight, simple operation, can be used, hanging clip, binding and magnetic adsorption of various carrying mode.
使用方便：体积小、重量轻，操作简单，可采用吊挂、夹扣、捆绑和磁力吸附等各种携带方式。
Guide vane operation structure includes the guide vane arm clip board, guide vane arm, segmental keys, connection board, handle, cut pin, connecting rod pin and gland, etc.
导叶操作机构主要包括：导叶臂压板、导叶臂、分瓣键、连接板、耳柄、剪断销、连杆销及压盖等。
The utility model has the advantages of simple structure and convenient operation and can achieve quantitative infusion through opening and closing the switching clip.
本实用新型结构简单，操作方便，通过开关切换夹，可以实现定量输液。
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