Title:
ELECTRONIC ENDOSCOPE APPARATUS FOR FLUORESCENCE DIAGNOSIS
Document Type and Number:
Japanese Patent JP3490807
Kind Code:
B2
Abstract:
PURPOSE: To provide an electronic endoscope apparatus for fluorescence diagnosis which enables the carrying out of an ordinary endoscope observation and also a fluorescence diagnosis.
CONSTITUTION: Two solid image sensors 2 and 3 are arranged at the tip of an inserting part 1. In front of one solid image sensor, there are arranged an electronic endoscope with a filter 6 for transmission of fluorescence, image pickup signal switching means 26 and 28 to select and input only one of the image pickup signals to be outputted from the two solid image sensors 2 and 3 into a video circuit and a video signal switching means 29 to select and output a video signal when an object is lighted by illumination light of separate three colors of RGB and a video signal when it is lighted by the illumination light of green to a monitor 40.
Inventors:
Hiroshi Sano
Takisuke Adachi
Takisuke Adachi
Application Number:
JP24110695A
Publication Date:
January 26, 2004
Filing Date:
September 20, 1995
Export Citation:
Assignee:
Pentax Corporation
International Classes:
A61B1/04; A61B1/06; (IPC1-7): A61B1/04; A61B1/06
Domestic Patent References:
| JP397441A | ||||
| JP397442A | ||||
| JP4150845A | ||||
| JP556918A | ||||
| JP6125911A |
Other References:
【文献】米国特許4821117(US,A)
Attorney, Agent or Firm:
Kazuhiko Mitsui
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