Nasal devices
First Claim
Patent Images
1. A nasal delivery device for delivering substance to a nasal airway of a subject, comprising:
- a nosepiece for fitting to a nostril of a subject;
a delivery unit comprising a substance supply unit and a nozzle unit including at least one nozzle fluidly connected to the substance supply unit for generating an aerosol spray for delivery to a nasal airway of the subject; and
an aerosol interactor operable to interact with an aerosol spray during generation from the at least one nozzle such as at least to modify the particle size distribution of particles of the aerosol spray.
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Abstract
A nasal delivery device for and method of delivering substance to a nasal airway of a subject, the delivery device comprising: a nosepiece for fitting to a nostril of a subject; a delivery unit comprising a substance supply unit and a nozzle unit including at least one nozzle fluidly connected to the substance supply unit for generating an aerosol spray for delivery to a nasal airway of the subject; and an aerosol interactor operable to interact with an aerosol spray as generated by the at least one nozzle.
121 Citations
58 Claims
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1. A nasal delivery device for delivering substance to a nasal airway of a subject, comprising:
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a nosepiece for fitting to a nostril of a subject;
a delivery unit comprising a substance supply unit and a nozzle unit including at least one nozzle fluidly connected to the substance supply unit for generating an aerosol spray for delivery to a nasal airway of the subject; and
an aerosol interactor operable to interact with an aerosol spray during generation from the at least one nozzle such as at least to modify the particle size distribution of particles of the aerosol spray. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A method of delivering substance to a nasal airway of a subject, comprising the steps of:
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fitting a nosepiece to a nostril of a subject;
actuating a delivery unit to generate an aerosol spray from at least one nozzle for delivery to a nasal airway of the subject; and
operating an aerosol interactor to interact with an aerosol spray as generated by the at least one nozzle. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56)
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57. A nasal delivery device for delivering substance to a nasal airway of a subject substantially as hereinbefore described with reference to any of FIGS. 2 to 12 of the accompanying drawings.
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58. A method of delivering substance to a nasal airway of a subject substantially as hereinbefore described with reference to any of FIGS. 2 to 12 of the accompanying drawings.
Specification