SYRINGE-TUBE Russian patent published in 2003 - IPC

FIELD: medical equipment. SUBSTANCE: syringe-tube has piston mechanism comprising hermetically sealed reservoir containing liquid substance and having outlet end closed with movable plug. Plug may abut against supporting member formed as rod positioned in piston chamber and adapted for moving inside reservoir gap provided by supporting member in the process of displacement of piston. Piston chamber 3 may be equipped with resilient movable partition provided with opening, through which supporting member of respective section is projecting, and with liquid transportation mechanism having portions of smaller diameter and cross-like section. Partition and liquid transportation mechanism define hermetically sealed section for dry medicinal drug substance. Supporting member is provided with through channel and needle-perforator. EFFECT: simplified construction of mechanism for transporting liquid between separated hermetically sealed chambers without destroying syringe members. 3 cl, 6 dwg