Device
AssigneeRiker Laboratoires, Inc.
InventorsDavid J. Velasquez, Peter D. Hodson, Clyde D. Calhoun
Life of this patent
Estimating the term…
Abstract
A sheet material comprising discrete depressions which are at least partially filled with micronized medicament and which are useful as or in a drug delivery device. This sheet material is useful in devices which provide for aerosolization of the medicament, for delivery to a patient by inhalation.
Claims22
A flexible sheet material comprising a plurality of discrete depressions in at least one surface thereof, each of said depressions having a depth of about 5 to 500 .mu.m, but less than the thickness of said sheet material, and an opening at the surface of said sheet of about 10 to 500 .mu.m across, a substantial number of said depressions being at 1east partially filled with micronized medicament, and the area of said surface between said depressions being substantially free of said micronized medicament, wherein said medicament may be aerosolized from said depressions.
Dependencies are inferred from the claim text.