Surgery – Respiratory method or device – Means for mixing treating agent with respiratory gas
Patent
1995-05-08
1997-04-15
Asher, Kimberly L.
Surgery
Respiratory method or device
Means for mixing treating agent with respiratory gas
12820312, A61M 1500, A61M 1600, B05D 714, B65D 8306
Patent
active
056199848
ABSTRACT:
A dry powder inhalation device comprising a housing defining a chamber in communication with a patient port in the form of a mouthpiece or nasal adaptor, and an elongate carrier bearing a powdered medicament, the device being constructed and arranged such that areas of predetermined size of the elongate carrier may sequentially be exposed within the chamber, the device comprising one or more air inlets such that when a patient inhales through the patient port an air flow is established from the air inlet(s) to the patient port through the chamber such that particles of the powdered medicament of respirable size from said exposed area of the elongate carrier are entrained within the air flow.
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Hodson Peter D.
Smith David K.
Velasquez David J.
Wass Anthony C. L.
Asher Kimberly L.
Astra Aktiebolag
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