초록 ▼

Valve intended to be used in particular in inhalation devices having a body, such as a spacer, the valve having a housing comprising an first part which is adapted to be mounted on an outlet opening of the body of the inhalation device, a second part on to which a mouthpiece or a face mask can be mo

Valve intended to be used in particular in inhalation devices having a body, such as a spacer, the valve having a housing comprising an first part which is adapted to be mounted on an outlet opening of the body of the inhalation device, a second part on to which a mouthpiece or a face mask can be mounted, said first and second parts being provided with a first bore defining an inhalation channel, a first membrane provided in the inhalation channel and a second membrane, wherein the second part is provided with a second bore, said second bore defining the exhalation channel, the two channels being provided separated from one another and placed adjacent each other.

대표청구항 ▼

[ We claim:] [1.] A valve assembly for an inhalation device, comprising:a housing comprising a first part having an inhalation bore extending therethrough and a second part having an inhalation bore and an exhalation bore extending therethrough, wherein the first and second parts are operatively cou

[ We claim:] [1.] A valve assembly for an inhalation device, comprising:a housing comprising a first part having an inhalation bore extending therethrough and a second part having an inhalation bore and an exhalation bore extending therethrough, wherein the first and second parts are operatively coupled such that the inhalation bores form a continuous inhalation channel and the exhalation bore forms an exhalation channel adjacent and separate to the inhalation channel;a first valve disposed in the inhalation channel, the first valve being biased to a closed position and opened by an inhalation force; anda second valve disposed in the exhalation channel, the second valve being biased to a closed position and opened by an exhalation force;said inhalation and exhalation bores being arranged such that on inhalation by a patient air passes through only the inhalation channel and on exhalation by the patient air passes through only the exhalation channel.