Medical apparatus
US8231526B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2008 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | May 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/0084
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical apparatus includes: a first illumination window through which a first illumination light from a first light source is irradiated to a subject; a second illumination window at different position than the first illumination window, through which a second illumination light from a second light source is irradiated to the subject; an electronic image pickup section which picks up subject images; an image creation section which generates observation images based on image pickup signals obtained by the electronic image pickup section; a light adjustment section which synchronously adjusts respective amounts of illumination lights irradiated from the first and second illumination windows; and a control unit which controls the light adjustment section or image creation section to maintain color tone of the observation image to a predetermined one according to increase/decrease of the illumination light amount from the first illumination window.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.