Electroretinogram apparatus
US4874237A · kind A · utility
30Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 5, 1988 |
| Grant date | Oct 17, 1989 |
| Priority date | — |
| Expiry date | May 5, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/398
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to apparatus and method for taking measurements of the electrical signals from the eye in response to light stimulus which utilizes a plurality of electrodes contacting the sclera of the eye and obtaining outputs of the differences between the signals generated by opposed pairs of electrodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.