Ophthalmoscope examination pattern having slit and surrounding ring
US3948585A · kind A · utility
9Cited by
3References
2Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 20, 1974 |
| Grant date | Apr 6, 1976 |
| Priority date | — |
| Expiry date | Jun 20, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/1208
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present application discloses an examination pattern for use in conjunction with ophthalmoscopes which provide a illuminated slit surrounded by an illuminated ring to permit the physician to view the environment of the portion of the retina illuminated by the slit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.