Hydrogel composition and method for using the same
US10449272B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2016 |
| Grant date | Oct 22, 2019 |
| Priority date | — |
| Expiry date | Oct 14, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure provides a hydrogel composition including: a hydrogel having a structure represented by Formula (I) or Formula (II) shown as follows: A-B-BOX-B-A, Formula (I); B-A-B-(BOX-BAB)n-BOX-B-A-B, Formula (II), wherein, A is a hydrophilic polyethylene glycol polymer, B is a hydrophobic polyester polymer, BOX is a bifunctional group monomer of 2,2′-Bis(2-oxazoline) for coupling di-block of A-B or tri-block of B-A-B, and n is an integer greater than or equal to 0; and an anti-adhesion additive, wherein the anti-adhesion additive comprises a carbohydrate, a nitrogen-containing cyclic compound, a polymer or a combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.