BLOOD COLLECTION AND RETRANSFUSION APPARATUS Russian patent published in 2008 - IPC A61M1/02 

FIELD: medicine, in particular, transfusiology.

SUBSTANCE: apparatus has blood collector with filter, stabilizing solution feeding pipe, blood discharge pipe, control handle, and aspiration tip connected to control handle. In control handle there are provided movement controlling mechanism and mixing chamber for mixing of blood with stabilizing solution. Mixing chamber is provided with blood admission channel, stabilizing solution feeding channel, and stabilized blood discharge channel, said channels being respectively connected to aspiration tip through stabilizing solution feeding pipe and stabilized blood discharge pipe. There is piston in mixing chamber, which is connected to movement controlling mechanism and is adapted for closing in its initial position of blood admission channel, stabilizing solution feeding channel, and stabilized blood discharge channel. Piston is moved by movement controlling mechanism to open in its operating position inlets of mixing chamber for admission of blood, stabilizing solution feeding channel, and stabilized blood discharge channel.

EFFECT: simplified controlling of process for intake of blood from patient and returning blood to patient, and reduced hemolysis.

2 cl, 2 dwg