INJECTION ASSEMBLY Russian patent published in 1999 - IPC

FIELD: medical equipment, applicable as a member of the device for injection, or as an accessory for introduction of needle into the body, or for holding it in the body. SUBSTANCE: assembly has an extended frame made of material based on isoprene-styrene block- copolymers of the thermoelastoplastics with a content of styrene not exceeding 50%. The frame material contains non-toxic ingredients, for instance, industrial oil, chemical precipitated chalk, calcium stearate and ionol; their maximum quantities of the mass of thermoelastoplastics make up: industrial oil - 5.0%, chemical precipitated chalk - 4.26%, calcium stearate - 1.28% and ionol - 0.85%. The material used in the assembly makes it possible to avoid use of vulcanizing agents and vulcanization process and enhance toxicological and sanitory-and-chemical safety of items, as well as to use a highly efficient process of injection moulding. EFFECT: enhanced reliability. 2 cl, 1 dwg