NEEDLE-FREE INJECTOR Russian patent published in 2021 - IPC A61M5/20 

FIELD: liquid atomisation or spraying devices.

SUBSTANCE: needle-free injector having a body comprising two or more separate chambers formed in said body for containing an injectable liquid, wherein each chamber comprises 1) liquid outlet located at the front end of the injector; as well as 2) dispensing element in contact with liquid in said chambers and movable in first direction to reduce volume of said chamber, to force liquid contained therein, forced out through said liquid outlet, wherein the needle-free injector further comprises a driving means for actuating said injector, wherein the distance from the liquid outlet for each of said chambers is at least 20 mm.

EFFECT: needle-free injector is proposed.

13 cl, 8 dwg, 5 tbl