OLFACTOMETER Russian patent published in 2000 - IPC

FIELD: medical engineering. SUBSTANCE: device has reservoir containing aroma substance, plug valve, two gas-conducting tubes and olive for nose. The reservoir containing aroma substance is designed as baby bottle manufactured from plastic useable for storing food. The plug valve is manufactured from metal. It has disk-shaped protrusion with marks spaced over the outer surface for setting the device in prescribed position. Two lateral holes are coaxially made in the plug valve. Gas-conducting tubes are set in the lateral holes. Metal tube is placed in the central coaxial hole in the plug valve for supplying atmosphere air into the aroma mixture and delivering it into the nasal cavity. The tube has opening in the wall at the level of gas conducting tubes for coinciding them with end openings. Metal tube length is equal to 17 cm when reservoir volume is equal to 270 cm³. EFFECT: enhanced sensitivity in investigating olfactory analyzer function. 4 cl, 2 dwg