A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
128/104, 167/159
A61K 9/12 (2006.01) A61F 9/00 (2006.01) A61M 35/00 (2006.01) B05B 5/025 (2006.01) B05B 5/16 (2006.01)
Patent
CA 1296629
ABSTRACT A method of administering less than 20µ1 of a solution of an ophthalmically effective substance to the eye characterised in that the formulation has a viscosity and resistlvity which makes it suitable for electrodynamic spraying, and the formulation is supplied to a spray nozzle wherein a sufficiently large electrical potential, relative to earth, is applied to the formulation that a sufficient electrical gradient is provided at the spray nozzle to atomise the formulation as a spray of electrically charged droplets, Also liquid solution formulations of ophthalmically effective substances for use in the method of the invention; and electrodynamic spraying apparatus, convenient for hand held use, for use in the method of the invention.
522660
Booth Christopher Glyn
Rowe Raymond Charles
Imperial Chemical Industries Plc
Smart & Biggar
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