Hydrocellular absorbent dressing, and uses thereof for the treatment of chronic and acute wounds
US9452086B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2012 |
| Grant date | Sep 27, 2016 |
| Priority date | — |
| Expiry date | May 31, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/00782
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an absorbent dressing comprising a breathable impermeable substrate (4) and an absorbent foam (2), which is particularly suitable for use in the care of chronic or acute wounds.The invention relates to a dressing comprising an absorbent foam (2) and a protective substrate (4) that is impermeable to fluids, but permeable to water vapor, said substrate being formed by assembling a film (4a) and an openwork reinforcement that is coated with an adhesive silicone gel (4b) without blocking the openings in the reinforcement. In addition, the dressing comprises a non-absorbent web (5) which is disposed between the absorbent foam (2) and the substrate (4), which adheres to the adhesive silicone gel coating on the reinforcement, and which adheres to the absorbent foam (2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.