APPARATUS FOR INTRODUCING LIQUID INTO INDIVIDUAL'S ORGANISM Russian patent published in 2001 - IPC

FIELD: medical equipment. SUBSTANCE: apparatus has polymeric needle for puncturing plugs and sleeves, dropping bottle and injection unit, which are connected in succession via pipe with clamp. Filter is positioned in lower part of polymeric needle, at dropping bottle inlet end. Dropping bottle is made as separate constructional member of cylindrical shape, which is continued with conical part provided with drop forming opening in apex part. Cylindrical cavity with annular projection is positioned in lower part of polymeric needle. Drop former is positioned in cylindrical cavity. Filter for liquid is clamped between annular projection in polymeric needle and drop former cylinder end. Apparatus may be used for intravenous injection of blood, blood substitutes and infusion solutions. Construction of apparatus eliminates air embolism, which may occur in case air bubbles are generated under filter, but they cannot get into dropping bottle lower part, to its outlet channel. EFFECT: reduced manufacture costs, simplified construction and enhanced reliability in operation. 2 dwg