Breath actuated drug delivery system with nasal delivery
A nasal drug delivery system comprises a container 110 containing a substance to be delivered into the nasal passages of a user, a nasal shaft 108 extending from the drug delivery system for placement in or around the nose of user and in fluid communication with a valve of the container, the valve c...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A nasal drug delivery system comprises a container 110 containing a substance to be delivered into the nasal passages of a user, a nasal shaft 108 extending from the drug delivery system for placement in or around the nose of user and in fluid communication with a valve of the container, the valve comprising a vertical lumen 132 and an angled lumen 134, an oral shaft 106 extending from the drug delivery system for placement in the mouth of a user, and a pressure activated diaphragm 120 trigger means. Upon application of pressure to the oral shaft the diaphragm trigger means releases a predetermined amount of the substance from the container 110 to the nasal shaft 108. The pressure activated diaphragm trigger means comprises a follower assembly 114, a follower 116, and a cam 118. |
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