Ring-shaped device
US9486362B2 · kind B2 · utility
5Cited by
3References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 25, 2009 |
| Grant date | Nov 8, 2016 |
| Priority date | — |
| Expiry date | Sep 29, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention aims to provide a ring-shaped device superior in the wearing comfort and intraocular stability while being worn on the eye.Provided is a ring-shaped device to be worn on the scleral surface, which is characterized in that it has an opening to expose the cornea and an intermediate portion between an inner edge portion and an outer edge portion has a maximum thickness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.