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A:HUMAN NECESSITIES  
 A61: HEALTH; AMUSEMENT; MEDICAL OR VETERINARY SCIENCE; HYGIENE  
  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 (preservation of bodies or disinfecting characterised by the agent employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toilet purposes A61K; preparation of ozone C01B13/10)  
   A61L15/00: Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads {comprising a solid support or backing}(for liquid bandages A61L26/00; radioactive dressings {A61N5/1029}{transdermal delivery devices A61K9/7023}); Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads (for liquid bandages A61L26/00; radioactive dressings {A61N5/1029})  
   A61L15/07: Stiffening bandages  
   A61L15/08: . . containing inorganic materials, e.g. plaster of Paris  
   A61L15/10: . . containing organic materials  
   A61L15/12: . . containing macromolecular materials  
   A61L15/125: . . . Mixtures of macromolecular compounds  
   A61L15/14: . . Use of materials characterised by their function or physical properties  
   A61L15/16: Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons  
   A61L15/18: . . containing inorganic materials  
   A61L15/20: . . containing organic materials  
   A61L15/22: . . containing macromolecular materials  
   A61L15/225: . . . Mixtures of macromolecular compounds  
   A61L15/24: . . . Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof {A61L15/225 takes precedence}  
   A61L15/26: . . . Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof {A61L15/225 takes precedence}  
   A61L15/28: . . . Polysaccharides or their derivatives {A61L15/225 takes precedence}  
   A61L15/30: . . . Rubbers or their derivatives {A61L15/225 takes precedence}  
   A61L15/32: . . . Proteins, polypeptides; Degradation products or derivatives thereof, e.g. albumin, collagen, fibrin, gelatin {A61L15/225 takes precedence}  
   A61L15/325: . . . . Collagen  
   A61L15/34: . . . Oils, fats, waxes or natural resins {A61L15/225 takes precedence}  
   A61L15/36: . . containing microorganisms  
   A61L15/38: . . containing enzymes  
   A61L15/40: . . containing ingredients of undetermined constitution or reaction products thereof {, e.g. plant or animal extracts}  
   A61L15/42: . . Use of materials characterised by their function or physical properties (liquid bandages A61L26/00)  
   A61L15/425: . . . Porous materials, e.g. foams or sponges  
   A61L15/44: . . . Medicaments  
   A61L15/46: . . . Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria  
   A61L15/48: . . . Surfactants  
   A61L15/50: . . . Lubricants; Anti-adhesive agents  
   A61L15/52: . . . Water-repellants  
   A61L15/54: . . . Radio-opaque materials  
   A61L15/56: . . . Wetness-indicators or colourants  
   A61L15/58: . . . Adhesives  
   A61L15/585: . . . . Mixtures of macromolecular compounds  
   A61L15/60: . . . Liquid-swellable gel-forming materials, e.g. super-absorbents  
   A61L15/62: . . . Compostable,; hydrosoluble or hydrodegradable materials  
   A61L15/64: . . . specially adapted to be resorbable inside the body