Antioxidant and antimicrobial wound dressing materials
US8124826B2 · kind B2 · utility
8Cited by
11References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2004 |
| Grant date | Feb 28, 2012 |
| Priority date | — |
| Expiry date | Jul 30, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/404
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wound dressing material comprising a polymeric substrate, a silver salt, and a dyestuff to photostabilize the silver salt. The substrate may comprise collagen and/or oxidized regenerated cellulose complexed to Ag+, and the dyestuff may for example be an aniline or acridine dye. Also provided are methods of making such materials, and wound dressings comprising such materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.