Insulin syringe
A technology for syringes and insulin, applied in the field of insulin syringes and syringes, to achieve the effects of accurate injection dosage, reduction of drug residues, and convenient manufacture
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[0034] An insulin syringe, such as Figure 1-2 As shown, it includes a core rod 100 , a piston 200 and an outer cylinder 300 . The piston 200 is disposed at the front end of the core rod 100 .
[0035] Such as image 3 As shown, the outer cylinder 300 includes: a conical head 310 , a cylinder body 320 and a bead 330 . The front end of the cone head 310 is connected to the injection needle seat, the center of the cone head 310 has a hole, and its rear end is connected to the cylinder body 320, and the rear end of the cylinder body 320 is connected to the crimp 330, which is designed to be easily held by hand . The outer cylinder 300 may be configured as an integrated structure.
[0036] A groove 140 is provided on the core rod 100 .
[0037] Such as image 3 As shown, the curling 330 is provided with a limiting piece 331 embedded in the locking groove 140, and the curling 330 is provided with two curling holes 333, and the limiting piece 331 is embedded and connected with...
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