The models of medical Luer plugs include M5, M6, M8, M10, and G1/8 three-axis Musashi dispensing syringe adapter plugs. Luer connectors are convenient connection devices used in the medical industry that greatly simplify the management of liquid and gaseous medical fluids. The Luer connector can switch between 4 infusion bags without plugging or unplugging the patient's infusion needle.