| 摘要 |
<p>An inhaler device for dispensing droplets of liquid medicament to a patient comprising a body having a mouthpiece or nasal adaptor, and a reservoir (606) of liquid medicament in communication with an aerosol generator (608), the aerosol generator comprising a chamber (620) for liquid medicament and a nozzle arrangement (622) comprising a plurality of orifices in fluid flow relationship with liquid medicament in said chamber, means (624, 626) for cyclically pressuring the liquid medicament in said chamber such that liquid from said chamber is periodically expelled through the orifices as atomised droplets of liquid medicament so they may be inhaled via the mouthpiece or nasal adaptor, the inhaler additionnally comprising dosage control means (610) for deactivating the aerosol generator after a predetermined time or after a predetermined volume of liquid medicament has been expelled from the chamber.</p> |
