Wound dressing
AssigneeAdvanced Medical Solutions Limited
InventorsColin BRADFORD, Brian John Hamerslag
Life of this patent
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Abstract
A wound dressing comprises: (i) a core of a non-woven layer comprising gelling fibres and having first and second major faces, (ii) a first layer of an absorbent foam positioned with one face adjacent to the first face of the non-woven layer, (iii) a second layer of an absorbent foam positioned with one face thereof adjacent to the second face of the non-woven layer, (iv) an open material positioned against that face of the first absorbent foam layer remote from the non-woven layer; and (v) an open material or a continuous semi-permeable film positioned against that face of the second absorbent layer remote from the non-woven layer. Layers (i)-(v) may be bonded together.
Claims23
A wound dressing comprising:
- (i) a core of a non-woven layer comprising gelling fibres and having first and second major faces,
- (ii) a first layer of an absorbent foam positioned with one face adjacent to the first face of the non-woven layer,
- (iii) a second layer of an absorbent foam positioned with one face thereof adjacent to the second face of the non-woven layer,
- (iv) an open material positioned against that face of the first absorbent foam layer remote from the non-woven layer;
- and
- (v) an open material or a continuous semi-permeable film positioned against that face of the second absorbent layer remote from the non-woven layer.
A method of preparing a wound dressing comprising the steps of:
- (a) preparing an assembly comprised of
- (i) a core of a non-woven layer comprising gelling fibres and having first and second major faces,
- (ii) a first layer of an absorbent foam positioned with one face adjacent to the first face of the non-woven layer,
- (iii) a second layer of an absorbent foam positioned with one face thereof adjacent to the second face of the non-woven layer,
- (iv) an apertured film or other open material positioned against that face of the first absorbent foam layer remote from the non-woven layer;
- and
- (v) an apertured film or a continuous semi-permeable film positioned against that face of the second absorbent layer remote from the non-woven layer;
- and
- (b) bonding layers (i)-(v) together.
Dependencies are inferred from the claim text.