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ELECTRONIC ENDOSCOPE SYSTEM AND PROCESSOR UNIT THEREOF, AND METHOD FOR OBTAINING BLOOD VESSEL INFORMATION

  • US 20110237915A1
  • Filed: 01/28/2011
  • Published: 09/29/2011
  • Est. Priority Date: 03/26/2010
  • Status: Active Grant
First Claim
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1. An electronic endoscope system comprising:

  • a light applying section for applying at least three types of narrow band light having wavelengths within 400 nm to 600 nm as illumination light to an internal body part containing a blood vessel, two types of the illumination light out of the three types of the illumination light being narrow blue band light and narrow green band light;

    an image sensor for capturing an image of the internal body part irradiated with the illumination light; and

    a blood vessel information obtaining section for obtaining blood vessel information based on a narrow band signal corresponding to the three types of the narrow band light, the blood vessel information including a depth of the blood vessel and a hemoglobin index.

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