DELIVERY DEVICE AND METHOD
First Claim
1. A delivery device for delivering substance to a nasal airway of a subject, the delivery device comprising:
- at least one nosepiece unit for insertion into one nasal cavity of a subject and comprising a nosepiece for fitting to the respective nostril of the subject; and
at least one delivery unit which is operative to deliver a substance through the at least one nosepiece unit into the one nasal cavity of the subject, wherein the at least one delivery unit includes a substance supply unit for delivering a substance and an actuation unit which is operable to actuate the substance supply unit in response to nasal exhalation or at least attempted nasal exhalation by the subject.
5 Assignments
0 Petitions
Accused Products
Abstract
A delivery device for and method of delivering substance to a nasal airway of a subject, the delivery device comprising: at least one nosepiece unit (21) for insertion into one nasal cavity of a subject and comprising a nosepiece (25) for fitting to the respective nostril of the subject; and at least one delivery unit (23) which is operative to deliver a substance through the at least one nosepiece unit into the one nasal cavity of the subject, wherein the at least one delivery unit includes a substance supply unit (27) for delivering a substance and an actuation unit (29) which is operable to actuate the substance supply unit, either automatically or manually, in response to nasal exhalation or at least attempted nasal exhalation by the subject.
103 Citations
37 Claims
-
1. A delivery device for delivering substance to a nasal airway of a subject, the delivery device comprising:
-
at least one nosepiece unit for insertion into one nasal cavity of a subject and comprising a nosepiece for fitting to the respective nostril of the subject; and at least one delivery unit which is operative to deliver a substance through the at least one nosepiece unit into the one nasal cavity of the subject, wherein the at least one delivery unit includes a substance supply unit for delivering a substance and an actuation unit which is operable to actuate the substance supply unit in response to nasal exhalation or at least attempted nasal exhalation by the subject. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
-
-
19. A method of delivering substance to a nasal airway of a subject, the method comprising the steps of:
-
providing a delivery device comprising a nosepiece unit including a nosepiece for fitting to one nasal cavity of a subject, and a delivery unit including a substance supply unit for delivering substance and an actuation unit which is operable to actuate the substance supply unit in response to nasal exhalation or at least attempted nasal exhalation by the subject; fitting the nosepiece unit to one nasal cavity of a subject;
the subject exhaling nasally or at least attempting to exhale nasally; andactuating the substance supply unit to deliver substance to the one nasal cavity in response to nasal exhalation or at least attempted nasal exhalation. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
-
Specification