FIELD: medical equipment.
SUBSTANCE: invention refers to medical equipment, namely to single-use syringes. Syringe is a hollow cylindrical body with a tip and a plunder made of elastic material. Plunder moves inside the body with the help of a rod. Packing of a plunder is sealed by a cuff and sealing ring. Cuff is a part of the plunder or attached to the plunder and is an elastic one-sided conical cuff with a working edge pointing towards the tip. Sealing ring is made of an elastic material and fitted into the syringe body directly behind the plunder from the side of the rod.
EFFECT: technical effect: only one filling-emptying cycle.
1 cl, 2 dwg
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