Composite wound dressing
US4373519A · kind A · utility
1,334Cited by
13References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Feb 15, 1983 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/21
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A composite wound dressing, optionally having controlled permeability, is highly absorbent toward blood and exudate and comprises a polytetrafluoroethylene fibril matrix, hydrophilic absorptive particles enmeshed in the matrix, and, optionally, a partially occlusive film coated on one surface of the matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.