IP Library Granted Patent US 8,002,699
Granted Patent B2
US 8,002,699 · App. 11/505,173 · Granted Aug 23, 2011

Endoscope and method for fixing optical fibers therein

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Quick Facts
Patent No.
US 8,002,699
App. No.
11/505,173
Granted
Aug 23, 2011
Kind
B2
Abstract

An endoscope has a shaft, a head disposed at a proximal end of said shaft and a light connection disposed at said head. Optical fibers extend from said proximal light connection to a distal end of said shaft. A sleeve in which a proximal end section of said light fibers is fixed is designed in such a way that it can be introduced in a linear movement without turning it into the light connection. Said sleeve is axially movable in said connecting piece.

Claims (13)

1. An endoscope comprising:

a shaft,

a head disposed at a proximal end of said shaft,

a light connection provided at said head,

optical fibers extending from said proximal light connection to a distal end of said shaft for guiding light from said light connection to said distal end, and

having a sleeve in which a proximal end section of said light fibers is fixed, said sleeve is designed in such a way, that it can be introduced into a connecting piece of said light connection in a linear movement without turning it, and wherein said sleeve is axially movable in said connecting piece in a state when said endoscope is fully assembled,

wherein said axially movable sleeve is captured within said connecting piece, and

wherein a proximal end of said connecting piece has an annular flange at its inner side adjoined by an undercut, said sleeve is inserted into said connecting piece through said annular flange under pressure.

2. The endoscope of claim 1 , wherein said axially movable sleeve cooperates with a resilient member in such a way that it is axially spring-loaded.

3. The endoscope of claim 2 , wherein said resilient element is designed as an O-ring.

4. The endoscope of claim 1 , wherein a fiber cone is arranged in a bearing fashion at a proximal end surface of said sleeve and said glass fibers contained therein.

5. The endoscope of claim 4 , wherein an optically conductive medium is introduced between said proximal end surfaces and said fiber cone.

6. The endoscope of claim 1 , wherein said proximal end section of said light fibers is fixed in said sleeve by an adhesive bonding.

Assignments (2)
CHANGE OF NAME Recorded Feb 20, 2018
From: KARL STORZ GMBH & CO. KG
To: KARL STORZ SE & CO. KG
Reel/Frame 045373/0627 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 29, 2006
From: HOEFIG, SIEGFRIED
To: KARL STORZ GMBH & CO. KG
Reel/Frame 018328/0248 →