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Physical-information-image displaying apparatus

  • US 5,797,838 A
  • Filed: 09/13/1996
  • Issued: 08/25/1998
  • Est. Priority Date: 09/13/1996
  • Status: Expired due to Fees
First Claim
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1. A physical-information-image displaying apparatus for use with an endoscope including an image pick-up which picks up an endoscopic image from a living subject and produces an endoscopic-image signal representing the picked-up endoscopic image, and a display screen, the display screen displays the picked-up endoscopic image represented by the endoscopic-image signal, the apparatus comprising:

  • a physical-information obtaining device which obtains physical information from the subject and produces a physical-information signal representing the obtained physical information, said physical-information obtaining device comprising at least one of a blood-pressure measuring device, a blood-oxygen-saturation measuring device, and a heart-rate measuring device;

    a physical-information-image-signal producing device which produces, based on said physical-information signal produced by said physical-information obtaining device, a physical-information-image signal representing a physical-information image corresponding to said obtained physical information; and

    a superimposing device which superimposes said physical-information-image signal on the endoscopic-image signal so that said physical-information is displayed on a predetermined portion of the display screen while being superimposed on a corresponding portion of the picked-up endoscopic image on the predetermined portion of the display screen, the physical-information image and a remaining portion of the picked-up endoscopic image are simultaneously displayed on the display screen.

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