×

Ultrasonic endoscope apparatus

  • US 5,054,491 A
  • Filed: 10/05/1989
  • Issued: 10/08/1991
  • Est. Priority Date: 10/17/1988
  • Status: Expired due to Term
First Claim
Patent Images

1. An ultrasonic endoscope apparatus comprising:

  • an endoscope having an insertion section which is insertable into a cavity of a body under inspection;

    optical image observing means for forming an optical image of the cavity and having an objective lens arranged in a distal end of said insertion section of said endoscope;

    ultrasonic image observing means for forming an ultrasonic sectional image of the cavity and having at least one ultrasonic vibrating element arranged in the distal end of said insertion section of said endoscope; and

    means for obtaining image data representing a section line of the ultrasonic sectional image;

    display means, responsive to said optical image observing means and said means for obtaining said section line image data, for displaying an image of said section line of the ultrasonic sectional image and said optical image of the cavity in a superimposed manner.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×