English to Russian Tech/Engineering Medical (general)

A device comprises a housing, a cannula projecting from the housing, a connector attachable to a fluid source or receptacle external to the device, the internal lumen of the needle hub which is connected to the plastic tubing via end, permitting fluid flow between the cannula and the connector, and an actuator having at least a portion that is movable to displace some part of the fluid flow path and thereby terminate or redirect the fluid flow, and to initiate retraction of the cannula.