Patent ID: 8178745

Claim:
A plaster for supplying at least one active compound or medicament to at least one of damaged skin, mucous membrane and an open wound, the plaster substantially comprising a support matrix which comprises at least one of the active compound and the medicament, wherein the support matrix comprises: (I) container regions or structures in the form of one or more container cavities serving as containers for the at least one of the active compound and the medicament, and (II) channel shaped regions or structures in the form of one or more flow cavities serving as channel shaped structures, which serve for at least one of collection and discharge of wound secretion, aeration, topical introduction of at least one further active compound and introduction of cells which promote healing of the skin, mucous membrane or open wound, where (a) at least one container region is adjacent to at least one channel shaped region (b) the container and the channel shaped regions are sealed on a side facing away from the skin, the mucous membrane and the open wound, (c) the container and the channel shaped regions are open on the side facing the skin, the mucous membrane and the open wound such that at least one of wound secretions, aeration, topical introduction of a further active compound and introduction of cells is able to pass therethrough, (d) the container and the channel shaped regions, formed as cavities, are arranged in the plane of the plaster surface, and (e) the cavities in the channel shaped regions directly communicate with at least one opening for connection to one of a syringe a suction/feed device, which facilitates at least one of discharge of wound secretions which collect within the cavities to flow along the cavities and be discharged out through the at least one opening due to generation of a reduced pressure produced in the plaster and introduction of at least one of the aeration, the topical introduction of the further active compound and the introduction of cells.