Medical device in the form of a cartridge for preservation of a corneal specimen
US11229202B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 14, 2018 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Feb 8, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N1/148
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a medical device in the form of a cartridge (2) incorporating an assembly permitting the preservation of corneal tissue that has been obtained beforehand by sampling, the device comprising: a storage compartment (24) containing a preserving fluid, at least one input terminal (21) upstream from the storage compartment (24), for injecting a compressed pressurizing gas, at least one control terminal (22) upstream from the storage compartment (24), for injecting a compressed control gas, a pneumatically controlled switching system (26) downstream from the terminals (21, 22), said switching system (26) being controlled by the compressed control gas in order to permit or prohibit the circulation of the compressed pressurizing gas towards the storage compartment (24).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.