Device and method for dosing a liquid product
AssigneePharmacia Corporation
InventorsBirger Hjertman, Gustav Levander, Olle Ljungquist
Life of this patent
Estimating the term…
Abstract
Device and method for dosing a liquid product from a tubular container are provided. The container includes a plurality of doses of the liquid product and a plate for pinching the container together locally such that it is divided into a plurality of separate liquid chambers containing a desired dose.
Claims13
A device for dosing a liquid pharmaceutical product, comprising a) a tubular container of a compliant material and a single chamber, which encloses a plurality of doses of said product in non-dosed form, and b) means for pinching said container together locally and simultaneously such that it is divided into more than two separate liquid chambers, each chamber containing a desired dose for administration to a patient and wherein said means for pinching the container together being a plate having a plurality of spaced projections, which are pressed against said container while it rests on a solid support.
A method for dosing a liquid pharmaceutical product, comprising a) enclosing a plurality of doses of said product in non-dosed form in a tubular container of a compliant material and a single chamber and b) subsequently pinching together said container between a solid support and a plate having a plurality of spaced projections, which pinch the container together locally and simultaneously such that more than two separate liquid chambers are formed, each of which containing a desired dose of said product for administration to a patient, and said product is thereafter withdrawn from each of said liquid chambers as desired.
Dependencies are inferred from the claim text.