Patent ID: 7858113

Claim:
A method for improving the permeability of the human skin ( 6 ) for transdermal delivery of active substances, by means of a plaster ( 10 , 11 ) which is transparent in at least some areas, contains active substance, and is flexible in at least some areas, and by means of an external light source ( 1 ), the plaster ( 10 , 11 ) comprising at least one active-substance-releasing layer ( 40 ) and at least one top layer ( 12 , 13 ) which contains a multiplicity of optical positive lenses ( 20 - 22 ) organized in a planar arrangement, through which a multiplicity of individual changes in stratum corneum ( 8 ) improves the permeability of the skin ( 6 ) are generated in the stratum corneum ( 7 ) of said skin ( 6 ) with the aid of light ( 2 ) at least impinging on the top layer ( 12 , 13 ) from at least one light source ( 1 ).