The invention belongs to the field of medical apparatus, and relates to improvement of a general insulin special refill structure for a pen insulin syringe.
本发明属医疗器械领域，涉及一种笔式胰岛素注射器常规胰岛素专用笔芯结构的改进。
The invention belongs to the field of medical apparatus, and relates to improvement of a general insulin special refill structure for a pen insulin syringe.
本发明属医疗器械领域，涉及一种笔式胰岛素注射器常规胰岛素专用笔芯结构的改进。
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