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Electric endoscope and endoscope system

  • US 8,654,184 B2
  • Filed: 08/13/2012
  • Issued: 02/18/2014
  • Est. Priority Date: 03/15/2011
  • Status: Active Grant
First Claim
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1. An electronic endoscope comprising:

  • an insertion portion which includes an insulative distal end hard portion main body at a distal end thereof and which is configured to be inserted into a hole;

    an operation portion which is provided at a proximal end portion of the insertion portion and which includes a connector connecting portion electrically connected to a ground portion;

    a ground metal member which is provided between the distal end hard portion main body of the insertion portion and the operation portion, which forms a structure of the insertion portion, and which is electrically conductive with respect to the ground portion through the connector connecting portion;

    an observation optical system which includes an optical element and a frame member having conductive properties and holding the optical element, and which is extended from the distal end of the insertion portion toward the operation portion; and

    a conductive connecting portion which allows the frame member of the observation optical system to become electrically conductive with respect to the ground metal member,wherein an adhesive with conductive properties is filled between the ground metal member and the frame member.

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