Antioxidant and antimicrobial wound dressing materials
US10143771B2 · kind B2 · utility
0Cited by
21References
41Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 2015 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Jan 15, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/404
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wound dressing material may include a polymeric substrate, a silver salt, and a dyestuff to photostabilize the silver salt. The substrate may include collagen and/or oxidized regenerated cellulose complexed to Ag+, and the dyestuff may, for example, be an aniline or acridine dye. Also disclosed are methods of making such materials, and wound dressings that include such materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.