A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
A61L2/16—Disinfection or sterilisation of materials or objects, in general; Accessories therefor using chemical substances
A61L2/23—Solid materials, e.g. granules, powders, blocks or tablets
A61L2/238—Metals or alloys, e.g. oligodynamic metals