Endoscope

Details Endoscope Endoscope

1989-05-16

1991-04-09

Layno, Benjamin

Surgery

Truss

Perineal

A61B 100

Patent

active

050055585

ABSTRACT:
An endoscope includes an operating body having a knob, a flexible insertion tube having a bending tube part, to be inserted into an object to be observed, and wires for bending the bending tube part by operating the knob. The bending tube part includes ring link members having a tubular form, and flexible connection members for coupling adjacent two ring link members at upper and lower or left and right sides thereof, alternately, to connect the ring link members with one another in series.

REFERENCES:
patent: 512558 (1894-01-01), Landis
patent: 1153187 (1915-07-01), Berry
patent: 3190286 (1965-06-01), Stokes
patent: 3266059 (1966-08-01), Stelle
patent: 4700693 (1987-10-01), Lia et al.
patent: 4790294 (1988-12-01), Allred, III et al.
patent: 4796607 (1989-01-01), Allred, III et al.
S. Hirose, "Moving Arm with Bending Part", Engineering of Biomechanics, Chap. 9, Sec. 3, 1987, pp. 156-165.

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