Dry powder inhalation device with elongate carrier for power

Details Dry powder inhalation device with elongate carrier for power Dry powder inhalation device with elongate carrier for power

1995-06-06

1998-04-21

Asher, Kimberly L.

Surgery

Respiratory method or device

Means for mixing treating agent with respiratory gas

12820321, A61M 1500, A61M 1600, B05D 714, B65D 8306

Patent

active

057407932

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.

REFERENCES:
patent: 3948264 (1976-04-01), Wilke et al.
patent: 3971377 (1976-07-01), Damani
patent: 4147166 (1979-04-01), Hansen
patent: 4735358 (1988-04-01), Morita et al.
patent: 4984158 (1991-01-01), Hillsman
patent: 5019974 (1991-05-01), Beckers
patent: 5036462 (1991-07-01), Kaufman et al.
patent: 5153827 (1992-10-01), Coutre et al.
patent: 5204113 (1993-04-01), Hartley et al.
PCT International-Type Search Report.

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