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Electronic endoscope having an insertional portion a part of which is a conductive armor

  • US 5,873,816 A
  • Filed: 10/30/1995
  • Issued: 02/23/1999
  • Est. Priority Date: 11/02/1994
  • Status: Expired due to Term
First Claim
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1. An electronic endoscope, comprising:

  • an insertional part, for inserting into a human body cavity, at least part of whose armor is formed with a conducting member;

    an imaging means incorporated in said insertional part and realized with a solid-state imaging device;

    a signal transmitting means for transmitting an electric signal resulting from photoelectric conversion performed by said solid-state imaging device; and

    a signal processing means for transforming said electric signal transmitted by said signal transmitting means into a video signal;

    said conducting member, exposed to said human body cavity, serving as said armor of said insertional part being electrically isolated from said imagingmeans, signal transmitting means, and signal processing means, wherein said conducting member is isolated from ground;

    further including shield means for covering outer peripheries of said imaging means and signal transmitting means, wherein said shield means include an armor which is sheathed with an insulating means for insulating said shield means.

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