Endoscope having exchangeable objective unit

Details Endoscope having exchangeable objective unit Endoscope having exchangeable objective unit

1996-05-23

1998-01-27

Apley, Richard J.

Surgery

Endoscope

With camera or solid state imager

600129, 600172, 600175, A61B 105

Patent

active

057117560

ABSTRACT:
An optical fibers bundle 30 for the use of illumination light transmission is received in a second receiving space 14 of an insert portion 10, and an objective unit 40 is received in a distal end portion of a first receiving space 13. A holder 60 is slidably inserted in the first receiving space 13. An image sensor 65 is supported on a distal end portion of the holder 60. Signal lines 66 from the image sensor 65 extends through the holder 60 and is introduced outside. The objective unit 40 and the holder 60 are threadingly connected with each other.

REFERENCES:
patent: 4704007 (1987-11-01), Landre et al.
patent: 4777524 (1988-10-01), Nakajima et al.
patent: 4895138 (1990-01-01), Yabe
patent: 4918521 (1990-04-01), Vabe et al.
patent: 5051824 (1991-09-01), Nishigaki
patent: 5228430 (1993-07-01), Sakamoto
patent: 5379756 (1995-01-01), Pileski et al.

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