| 摘要 |
PCT No. PCT/GB94/00291 Sec. 371 Date Aug. 14, 1995 Sec. 102(e) Date Aug. 14, 1995 PCT Filed Feb. 14, 1994 PCT Pub. No. WO94/17765 PCT Pub. Date Aug. 18, 1995An absorbent wound dressing (1) includes a polymer foam layer (3) having a plurality of discrete zones (2) on at least one surface (4) of the foam layer, the material forming the zones being less swellable than the foam layer material, such that when the dressing is placed with the zones of polymeric material in contact with a wet surface, the zones move apart as the foam layer absorbs fluid and swells.
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