The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 29, 2011

Filed:

Dec. 07, 2007
Applicants:

Toshio Tanaka, Hino, JP;

Noboru Yamada, Hachioji, JP;

Inventors:

Toshio Tanaka, Hino, JP;

Noboru Yamada, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/06 (2006.01); A61B 1/07 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of optical fibers are bundled, and the fiber bundle is cut at a part of a mouthpiece which is fixed on an intermediate part of the fiber bundle. Thus, the fiber bundle is divided into a first optical fiber bundle and a second optical fiber bundle. Division surfaces of the first and second optical fiber bundles have the same properties and condition since the first and second optical fiber bundles are formed of the fiber bundle that is obtained by bundling the same optical fibers. The first optical fiber bundle is assembled in an insertion section of an endoscope and the second optical fiber bundle is assembled in a flexible tube, and a first light guide in the insertion section of the endoscope and a second light guide in the flexible tube are formed. Thereby, a separable light transmission path of the light guide is formed.


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