Visual training device and visual training method
US7699466B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 19, 2006 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | May 3, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/113
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A visual training device 1 including: a screen arranged facing a subject H having visual impairment; a line of vision detection unit that detects a line of vision of the subject H and outputs line of vision signals indicating the line of vision; a visual field data storage unit that stores visual field data indicating the visible area AR2 and the area of visual impairment AR1 of the subject H; and a screen control unit 53 that, on the aforementioned screen, moves the visible area AR2 specified based on the aforementioned visual field data in correspondence to the movement of the line of vision of the subject H specified by the aforementioned line of vision signals. The display format of the visible area AR2 or a region including the vicinity thereof, is displayed different from the display format of the other region. By doing this, an attitudinal barrier of the person with visual impairment, the subject, can be removed, and the visual training device can allow easy training to be provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.