NASAL DEVICES
First Claim
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1. A nasal delivery device for delivering substance to a nasal airway of a subject, comprising:
- a plurality of interface units attached to a support, each interface unit comprising (i) at least one nosepiece unit for fitting to a respective nostril of a subject and comprising a nozzle from which substance is in use delivered, and (ii) at least one delivery unit comprising a substance supply unit for delivering substance to the nozzle of the at least one nosepiece unit; and
an actuation unit to which the interface units are successively attached for actuating the at least one delivery unit of each respective interface unit, the actuation unit comprising an advance mechanism configured to automatically or semi-automatically advance each interface unit in turn to a position with the actuation unit, whereby the at least one delivery unit is in a position to be actuated to deliver substance to the nozzle.
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Abstract
A nasal delivery device and a method of delivering substance to a nasal airway of a subject can be used for mass treatment, especially mass vaccination. The delivery device can include an interface unit, as a replaceable unit, having at least one nosepiece unit for fitting to a respective nostril of a subject, a nozzle from which substance is in use delivered, and at least one delivery unit having a substance supply unit for delivering substance to the nozzle of the at least one nosepiece unit. The delivery device can also include an actuation unit for actuating the at least one delivery unit of the interface unit.
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Citations
1 Claim
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1. A nasal delivery device for delivering substance to a nasal airway of a subject, comprising:
- a plurality of interface units attached to a support, each interface unit comprising (i) at least one nosepiece unit for fitting to a respective nostril of a subject and comprising a nozzle from which substance is in use delivered, and (ii) at least one delivery unit comprising a substance supply unit for delivering substance to the nozzle of the at least one nosepiece unit; and
an actuation unit to which the interface units are successively attached for actuating the at least one delivery unit of each respective interface unit, the actuation unit comprising an advance mechanism configured to automatically or semi-automatically advance each interface unit in turn to a position with the actuation unit, whereby the at least one delivery unit is in a position to be actuated to deliver substance to the nozzle.
- a plurality of interface units attached to a support, each interface unit comprising (i) at least one nosepiece unit for fitting to a respective nostril of a subject and comprising a nozzle from which substance is in use delivered, and (ii) at least one delivery unit comprising a substance supply unit for delivering substance to the nozzle of the at least one nosepiece unit; and
Specification