Method of making a hemostatic sponge wound dressing comprising subjecting the sponge to water vapor
US9061087B2 · kind B2 · utility
9Cited by
35References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2009 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Dec 15, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of making a wound dressing comprises dissolving at least one hemostatic agent in at least one solvent to form a solution. The method continues by freeze drying the solution to form a sponge. The method further comprises compressing the sponge, wherein the sponge is subjected to a vapor above ambient temperature prior to or during the compression.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.