Antimicrobial composition composed of controlled release glasses
AssigneeGiltech Limited
InventorsThomas Gilchrist, David Michael Healy
Life of this patent
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Abstract
There is provided an antimicrobial composition for combatting infections. The material is a controlled release glass having two or more agents selected from the group consisting of metals, selenium and boron. Preferably the agents are selected from the group consisting of copper, silver, magnesium, zinc, cerium,consisting of copper, silver, magnesium, zinc, cerium, manganese bismuth, selenium and boron. The combinations of copper and silver and of copper and zinc are particularly preferred and exhibit synergist activity. The antimicrobial composition is effective against infections due to Proteus spp.
Claims7
A method of combatting infection in a wound whilst maintaining cell viability, said method comprising steps of:
- (a) providing a controlled release water soluble glass able to controllably release quantities of at least two agents, one of said agents being silver and the other of said agents being selected from the group consisting of copper, magnesium and zinc, or said two agents being copper and zinc, the combined concentration of the released agents being sufficient to combat infections whilst maintaining cell viability, said glass comprising an alkali metal oxide M.sub.2 O, an alkaline earth oxide MO and phosphorus pentoxide P.sub.2 O.sub.5 ;
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- (b) incorporating said glass into dressings or into a wound management product and placing said dressing or said management product onto the wound.
Dependencies are inferred from the claim text.