| abstract |
The present invention provides a kind of manual positive pressure Diskus (PP-DPI) for treating diabetes by inhalation, the airflow chamber of air is absorbed from inlet channel including (1), it makes drug keep fine-powdered, and constitute the beginning of air flue, air-flow by when can generate turbulent flow, the vibration for causing the drug shell of airflow chamber's absorption, discharges drug wherein included；(2) positive pressure ventilation of manual switch, is connected with airflow chamber, can cause and powder stream is pushed to flow to contact larynx by air flue；(3) closed gas flow room forms the seal mechanism of air flue；(4) the sharp object being placed in airflow chamber, can puncture medicine shell, release medicine in air flue；(5) exhaust passage being connected with airflow chamber；(6) larynx is contacted, can be administered which constitute a part for air flue and to patient by contacting larynx；(7) optional gasket is convenient for oral drugs and (8) dosage packet, includes the dry powder-shaped active constituents of medicine that can treat diabetes, such as dry powder insulin. |