Endoscope with a detachable observation unit at its distal end

Details Endoscope with a detachable observation unit at its distal end Endoscope with a detachable observation unit at its distal end

1985-12-24

1990-01-23

Hindenburg, Max

Surgery

Truss

Perineal

350 9626, A61B 106

Patent

active

048951382

ABSTRACT:
An endoscope includes an insertion section inserted into the patient's body. A distal end member is provided at the distal end of the insertion section. An illuminating system for illuminating a desired portion is attached to the end member. An observation unit is detachably attached to the distal end member. This unit includes a cylindrical support detachably fitted to the end member. In the support are disposed an objective lens system for imaging an optical image of the portion illuminated by the illuminating system, a solid-state image sensor for converting the image to an electric signal, and electronic components connected to the sensor.

REFERENCES:
patent: 2779327 (1957-01-01), Baker
patent: 3190286 (1965-06-01), Stokes
patent: 3728998 (1973-04-01), Heine
patent: 4253447 (1981-03-01), Moore et al.
patent: 4350150 (1982-09-01), Kubok et al.
patent: 4491865 (1985-01-01), Danna
patent: 4519391 (1985-05-01), Murakoshi
patent: 4526170 (1985-07-01), Tanner
patent: 4607621 (1986-08-01), Wheeler

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