Delivery device and method
AssigneeOptiNose AS
InventorPer Gisle Djupesland
Life of this patent
Estimating the term…
Abstract
A delivery device for and method of delivering substance, in particular a vaccine, to a mucosal surface within the oral cavity of a subject, the device comprising: a mouthpiece unit to be gripped in the mouth of a subject, wherein the mouthpiece unit is configured such that, on exhalation or attempted exhalation by the subject, a pressure is developed in the oral cavity which is such as to close the oropharyngeal velum of the subject; and an oral outlet unit including at least one outlet from which substance is in use delivered to a mucosal surface within the oral cavity of the subject.
Claims19
A delivery device for delivering substance to a mucosal surface within the oral cavity of a subject, the device comprising:
- a mouthpiece unit to be gripped in the mouth of a subject, wherein the mouthpiece unit is configured such that, on exhalation or attempted exhalation by the subject into the mouthpiece unit, a pressure is developed in the oral cavity which closes the oropharyngeal velum of the subject;
- an oral outlet unit including at least one substance outlet from which substance is delivered to a mucosal surface within the oral cavity of the subject when the subject exhales or attempts to exhale through the mouthpiece unit;
- and
- a breath-actuated delivery unit including a substance supply unit which is actuatable to deliver substance from the at least one substance outlet.
Dependencies are inferred from the claim text.