DEVICE FOR SIMULTANEOUS PREPARATION OF STERILE INFUSION MEDICINAL SOLUTION AND ITS INTRODUCTION INTO VASCULAR CHANNEL Russian patent published in 1998 - IPC

FIELD: medical engineering. SUBSTANCE: device has drop chamber, inlet and outlet pipelines and filter. Provision is made for vessel which changes its volume as it is filled with solution up to preset working value. Filter is made as two milliporous membranes with size of pores being from 0.1 to 8 mcm. Membranes form closed flow-through chamber. The latter accommodates flexible ring for attachment of membranes and dry dosed powder of medicinal preparation. Drop chamber is coupled to vessel through pipeline. Regulator of infusion solution flow rate is installed on pipeline. EFFECT: no need to sterilize prepared solution. 2 cl, 3 dwg