Ophthalmic device packaging solutions comprising a poloxamine/erythritol mixture
US11253625B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2019 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Dec 7, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/0078
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A packaging system for storing ophthalmic devices such as contact lenses and methods for packaging such ophthalmic devices with solutions is disclosed. The packaging system contains an unused, ophthalmic device in an aqueous packaging solution comprising tris(hydroxymethyl)aminomethane or a salt thereof; wherein the solution has an osmolality of at least about 200 mOsm/kg and a pH in the range of about 6 to about 9.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.