a disposable package (5) for establishing communication between the liquid fluid supply (17) and u0434u043eu0437u0438u0440u0443u044eu0449u0438u043c device made with the possibility of a watery in the vein of the patient.contains a conduit (15), with the possibility of establishing a fluid communication between the supply and u0434u043eu0437u0438u0440u0443u044eu0449u0438u043c device.according to the invention the pipeline (15) includes first (1) and the second (10) sitesthe first section (1) with the possibility of connecting pipeline has its first end (4) with the second end (9) of the second portion (10) and a second pipe line ca (14) with a fluid supplyand the second section (10) with the possibility of connecting pipeline has its first end (6) with u0434u043eu0437u0438u0440u0443u044eu0449u0438u043c device and the patient, and the second end (9) with the first m 1 (1) of the pipeline.the first station (1), a pipeline includes a non-return valve (3), with the possibility of transmission by liquid flow from the supply unit (17),18) to u0434u043eu0437u0438u0440u0443u044eu0449u0435u043cu0443 device and prevent the reverse current of fluid from the metering device to block flow.between the first end (4) of the first section of the pipeline and the second end (9) of the second section of the pipeline (10) is u0433u0435u0440u043cu0435u0442u0438u0447u043du043eu0435 hydraulic connectionby using the sectional connector (11, 12).for the possibility of transmission of reverse current from the patient in the second station (10) in the direction of sectional pipe connector in razo u043cu043au043du0443u0442u043eu043c situation of sectional u0441u043eu0435u0434u0438u043du0435u043du0438i and to prevent reverse current from the patient in the direction of sectional connector (11, 12) in the locked position, sectional connections.
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