Dual-chamber vial for corneal graft preservation
US11154052B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 14, 2019 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Sep 14, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/0095
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A device and method for preserving corneal graft tissue. In one embodiment, a device for preserving corneal graft tissue comprises: a first chamber; a second chamber; and a corneal graft tissue suspension assembly that is configured to retain and suspend the corneal graft tissue between the first chamber and the second chamber, the first chamber being fluidly isolated from the second chamber when the corneal graft tissue is graft tissue is retained and suspended within the corneal graft tissue suspension assembly. In one embodiment, a method includes filling a first chamber of a device with a first preservation medium and filling a second chamber of the device with a second preservation medium different than or the same as the first, a corneal graft tissue being located between the first and second chambers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.