Patent · US Expired

Endoscope

US4773396A · kind A · utility

77Cited by
5References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 27, 1987
Grant dateSep 27, 1988
Priority date
Expiry dateJul 27, 2007

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B1/05
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

This electronic endoscope is provided with a flexible insertable part formed to be small in the diameter. A plurality of components provided in parallel are included within the insertable part tip. A second largest component which has a contour smaller than the contour of a solid state imaging device which is one of the above mentioned components but larger than those of the other components and in which at least a part of the contour overlaps on an imaginary circle having the smallest diameter including the contour of the above mentioned solid state imaging device with the center of the solid state imaging device as a center is included. An objective system having an optical axis coinciding with the center of the above mentioned image area is included.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.