Objective part replaceable endoscope tip

Details Objective part replaceable endoscope tip Objective part replaceable endoscope tip

1987-07-27

1988-08-23

Grieb, William H.

Surgery

Truss

Perineal

128 6, A61B 100

Patent

active

047653132

ABSTRACT:
An endoscope tip is fittable with either (a) a first kind of objective part, having an objective optical system provided with a rotary adjusting mechanism or (b) a second kind of objective part having an objective optical system provided with no rotary adjusting mechanism. A non-rotary connecting mechanism is formed for the first kind of objective part and a rotary connecting mechanism is formed for the second kind of objective part so that the connecting mechanism may not loosen when there is a rotary adjustment of the objective in order to focus the same.

REFERENCES:
patent: 4569333 (1986-02-01), Bel et al.
patent: 4660982 (1987-04-01), Okada
patent: 4685450 (1987-08-01), Collins et al.
patent: 4706653 (1987-11-01), Yamamoto

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