INHALER Russian patent published in 1997 - IPC

FIELD: medical engineering, apparatuses for making inhalations. SUBSTANCE: inhaler for dose administration of medical powders by natural inhalation comprises casing with air admission inlet communicated via air duct with air discharge outlet of mouthpiece, powder storing chamber, and dose pin provided with metering-out groove, pin and groove are capable to perform movements in relation to chamber for dispensing metered-out powder dose from chamber into air duct. Dose pin can be fully retracted into chamber interior, pin and chamber are capable for performing reciprocating movements in relation to each other along longitudinal pin axis. EFFECT: enhanced accuracy and reliability in administering metered-out doses of medicinal powders. 31 cl, 30 dwg