SYRINGE TO FILL IN MEDICINAL PREPARATIONS Russian patent published in 1997 - IPC

FIELD: medicine, medicinal instruments. SUBSTANCE: device consists of a cylinder, a section for needle fixation and a cap, piston rod and hermetizing device as a tube made of thermoshrink film that is covered above the region spreading from a cap along a cylinder upto basal head of piston rod. Hermetizing device is subjected to thermoshrink under heat influence making it possible to prove that a cylinder filled in with medicinal preparation, a piston and piston rod are isolated from environmental air. A cylinder has a marker applied between anterior and posterior ends of a piston to indicate its limits for movement. EFFECT: higher degree of sterility at all stages of usage, higher safety against preconceived application. 2 cl, 4 dwg