| 摘要 |
A nasal delivery device, for delivering a particulate substance to the nasal airway of a subject, comprises a body assembly 3 including a mouthpiece unit 9 which includes a mouthpiece 15 through which the subject exhales, and a substance-supply unit 11 which is fluidly connected to the mouthpiece unit 9 and actuatable to provide particulate substance for delivery to the nasal airway of the subject. The body assembly 3 is configured to receive a replaceable nosepiece unit 5 which includes a nosepiece 91 and contains a container C containing particulate substance. The container, which may be in the form of a gelatine capsule, is ruptured by the user actuated device 23 and the particulate matter is delivered through the nosepiece 91 by air blown into the mouthpiece 15. |
