Layered materials for use as wound dressings
US8097272B2 · kind B2 · utility
66Cited by
13References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 2003 |
| Grant date | Jan 17, 2012 |
| Priority date | — |
| Expiry date | May 8, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1062
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention provides a wound dressing comprising a layered material comprising a hydrophilic foam layer formed from a first polyurethane and a hydrogel layer formed from a second polyurethane, wherein the hydrogel layer is laminated to the hydrophilic foam layer. The invention also provides methods for preparing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.