INHALER FOR DRY POWDER Russian patent published in 1999 - IPC

FIELD: medical engineering. SUBSTANCE: inhaler has casing and mouthpiece. Spraying chamber is formed between front and rear walls of casing. Impeller is mounted for rotation on axle, and it rotates inside spraying chamber. Radial inlet holes pass through casing and enter spraying chamber tangentially. Package of capsule located on casing provides for feeding of separate doses of powder-like drug to spraying chamber. User inhales through mouthpiece and causes rotation of impeller which mixes powder-like drug with air inhaled by patient. EFFECT: higher efficiency. 10 cl, 43 dwg