A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
A61L 15/18 (2006.01) A61L 15/46 (2006.01) A61L 15/60 (2006.01)
Patent
CA 2698803
A wound dressing comprising an antimicrobial absorbent layer containing silver, and an apertured sheet covering the antimicrobial absorbent layer, wherein the apertured sheet is formed from a liquid-impermeable sheet material having an array of apertures therein, said apertures having a mean effective diameter of from about 0.5mm to about 2mm, and wherein the percentage open area of the apertured sheet is from about 7% to about 25%. The selection of apertures in this range provides enhanced antimicrobial efficacy.
L'invention concerne un pansement qui comprend une couche adsorbante antimicrobienne contenant de l'argent et une feuille comportant des ouvertures qui recouvrent la couche adsorbante antimicrobienne. Selon l'invention, la couche comportant des ouvertures est formée à partir d'un matériau de feuille imperméable aux liquides qui comporte un réseau d'ouvertures, lesdites ouvertures ayant un diamètre efficace moyen d'environ 0,5 mm à environ 2 mm, et le pourcentage de zone ouverte de la feuille comportant des ouvertures est d'environ 7 % à environ 25 %. La sélection des ouvertures dans cette plage permet d'obtenir une meilleure efficacité antimicrobienne.
Bayliff Simon
Clark Rachael Louise
Stedman Margaret
Stephens Sally
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Systagenix Wound Management Ip Co. B.v.
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