Carboxymethylated cellulosic wound dressing
US7652189B2 · kind B2 · utility
1Cited by
6References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 2, 2003 |
| Grant date | Jan 26, 2010 |
| Priority date | — |
| Expiry date | Jun 24, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Wound dressings in the form of a body-shaped component are composed of body-shaped cellulosic fabric which has been carboxymethylated at the woundcontacting surface. The body-shaped component composed of a fabric comprising a cellulosic material is subjected to a carboxymethylation process to carboxymethylate the cellulosic material at the wound-contacting surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.