Patent · US Active

Endoscope having an optical waveguide with emergence portion and an objective with beam splitter

US10736489B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignees

KARL STORZ SE & Co. KG · DE
GRINTECH GmbH · DE

Inventors

Werner Goebel · Veitshöchheim, DE
Bernhard Messerschmidt · Jena, DE

Key dates

Filing date	Feb 18, 2016
Grant date	Aug 11, 2020
Priority date	—
Expiry date	Jun 17, 2038

Classification

Technology area (CPC G)Physics
CPC primaryG02B23/2469
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An endoscope having an elongate shaft, an objective arranged in a distal end region of the shaft for generating an image of an object field in an image plane. The objective having a beam splitter, and an image recorder for recording the image of the object field and an optical waveguide for forwarding illumination radiation from a proximal region to the distal end region of the shaft. The endoscope being embodied as a contact endoscope, a sensor area of the image recorder arranged in the image plane and an emergence portion of the optical waveguide adapted to forward at least some of the illumination radiation to the beam splitter to illuminate the object field.

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