Title:
内視鏡システム
Document Type and Number:
Japanese Patent JP7057381
Kind Code:
B2
Abstract:
Provided is an endoscopic system that is capable of reducing the influences, on biological information, due to the penetration depth of illumination light. This endoscopic system (10) is provided with: an image acquisition unit (54) which acquires multiple types of images of an object captured by using illumination light of different wavelength bands; an addition pixel value calculation unit (71) which calculates one or more types of addition pixel values obtained by adding the values of pixels corresponding to a plurality of images among the multiple types of images; a signal ratio calculation unit (72) which calculates a signal ratio using an addition pixel value in at least one of the denominator and the numerator; and an oxygen saturation calculation unit (73) which calculates oxygen saturation using the signal ratio.
Inventors:
Takaaki Saito
Application Number:
JP2019570627A
Publication Date:
April 19, 2022
Filing Date:
January 10, 2019
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
A61B1/045; A61B1/06
Domestic Patent References:
| JP2014064778A |
Foreign References:
| WO2015151929A1 | ||||
| WO2017158692A1 | ||||
| WO2017119239A1 |
Attorney, Agent or Firm:
Kobayashi International Patent Office