Biocompatible hemostatic product and preparation method thereof
US10314937B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2015 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Sep 2, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided herein are a biocompatible hemostatic product and a tissue sealant, including polyethylene oxide particles with a viscosity-average molecular weight ranging from 100,000 to 7,000,000 Daltons, a particle size ranging from 0.5 μm to 2000 μm and a water absorbency capacity ranging from 1 to 500 times of its own weight. Also provided herein is a method for preparing biocompatible hemostatic product and tissue sealant and the use of the biocompatible hemostatic product and tissue sealant in hemostasis, preventing adhesion, avoiding infection, promoting tissue healing, and sealing wound of tissues and organs either on animal's body surface, or inside body's cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.