Aqueous viscoelastic solution and use thereof in an injection device
US11318044B2 · kind B2 · utility
0Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2018 |
| Grant date | May 3, 2022 |
| Priority date | — |
| Expiry date | Aug 6, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/54
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to an aqueous viscoelastic solution comprising: at least one polymer selected from among hyaluronic acid and the salts thereof, and cellulosic derivatives and the salts thereof, in particular hydroxypropyl methylcellulose and the salts thereof; and at least one water-soluble polymer of the polyether-polyurethane or polyether-polyester-urethane type, and to the use thereof in a device intended for the injection of an intraocular implant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.