| 摘要 |
FIELD: medical equipment, in particular, devices for prophylaxis of health and treatment at chronic diseases of bronchopulmonary tracts by injection of medicine doses through the respiratory system. ^ SUBSTANCE: the medicine portioner has a casing with a cavity for holding of medicine agents with a mouthpiece fastened to it, button and a proportioning mechanism. The dosage mechanism is made in the form of a rod with a proportioning bush concentrically placed on it, made for mutual axial displacement, for adjustment of doses. The rod is made stepped for axial displacement relative to the casing and spring-loaded by a return spring. A spring-loaded piston is installed in the cavity for dosage of the medicine agents. Ports for air supply are made in the casing opposite the mouthpiece. All the ports or part of them are made tangentially with respect to the rod. A swirler and a safety net are installed inside the mouthpiece. ^ EFFECT: simplified construction, provided an accurate supply of powdered medicines, and adjustment of doses. ^ 10 cl, 4 dwg |
