Epicutaneous test plaster
AssigneeLohmann GmbH & Co. KG
InventorsDieter Anhauser, Jurgen Ecker, Heike Schentek
Life of this patent
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Abstract
A patch test plaster having at least one active substance receptacle arranged on a backing film, having a highly elastic backing film which is made of polymeric material, is impermeable to liquid water but permeable to water vapour, and is releasibly connected on the surface facing away from the skin to a supporting sheet and is provided on the surface facing the skin with an adhesive layer which is in turn covered by an at least two-part detachable protecting layer before application of the plaster, is characterized in that the protecting layer has a hinge-like connection on two opposite edges to the supporting sheet.
Claims8
Patch test plaster for a human or animal body comprising an active substance receptacle arranged on a backing film which is made of a polymeric material, is impermeable to liquid water but permeable to water vapor and is releasably connected, on the surface facing way from the skin of the human or animal body, to a supporting sheet and is provided on the surface facing the skin of the human or animal body with an adhesive layer which is covered by an at least two-part detachable protecting layer which has a hinge-like connection on two opposite edges to the supporting sheet, said connection being formed by a strip which is stuck or sealed on, wherein said strip is longitudinally creased and encloses the edges.
Dependencies are inferred from the claim text.