Endoscopic apparatus

Patent metadata

Field	Value
Publication number	US-8979741-B2
Application number	US-24765508-A
Country	US
Kind code	B2
Filing date	Oct 8, 2008
Priority date	Apr 12, 2006
Publication date	Mar 17, 2015
Grant date	Mar 17, 2015

Abstract

An endoscopic apparatus according to the invention has an illumination unit capable of emitting to a subject first narrow band light having a wavelength band in a blue region and second narrow band light having a wavelength band in a green region, an image pickup unit which picks up a first subject image when the subject in the living body is illuminated with the first narrow band light, and picks up a second subject image when the subject in the living body is illuminated with the second narrow band light, a storage unit which stores the first subject image as a green component and a blue component, and stores the second subject image as a red component and a blue component, and a color tone conversion unit which performs predetermined color conversion processing to form an image of a predetermined object as an image having a predetermined first color.

First claim

What is claimed is:

1. An endoscopic apparatus comprising:
a mode selecting unit capable of selecting:
a normal imaging mode, and
a narrow band imaging mode for obtaining an image in which blood vessels in a mucosal surface layer in a living body are emphasized;

an illumination unit configured to simultaneously emit to a subject in a living body first narrow band light having a wavelength band in a blue region and second narrow band light having a wavelength band in a green…

Assignees

• Igarashi Makoto
• Yamazaki Kenji
• Olympus Medical Systems Corp

Inventors

• Igarashi Makoto
• Yamazaki Kenji

Classifications

• A61B1/00009

  Human Necessities · mapped topic

• A61B1/0655

  Human Necessities · mapped topic

• G02B23/2484 Primary

  Physics · mapped topic

• A61B1/063

  Human Necessities · mapped topic

• A61B1/0005

  Human Necessities · mapped topic