An apparatus for supplying one or more gases, such as oxygen, to a targetarea, comprising a top layer and a bottom layer sealed around the perimeter ofthe layers to form a reservoir between the layers, wherein the top layer isnot gas-permeable and the bottom layer is highly gas-permeable, said reservoircontaining one or more gases. The present invention also describes methods ofusing such an apparatus to supply oxygen to a wound for improved wound healing.
