Instrument for illuminated sterescopic viewing of body cavities

Details Instrument for illuminated sterescopic viewing of body cavities Instrument for illuminated sterescopic viewing of body cavities

1986-05-06

1989-06-06

Grieb, William H.

Surgery

Truss

Perineal

128 23, 350145, 350146, 350171, A61B 106, G02B 2302, G02B 2714

Patent

active

048361887

ABSTRACT:
A multi-prism optical viewing instrument is provided for enabling stereoscopic viewing down tubular and/or deep body channels or cavities, such as the ear canal, nose, vagina, etc., too narrow to permit of viewing with both eyes, and while providing illumination down the channel or cavity without obstruction of the field of view.

REFERENCES:
patent: 2639653 (1953-05-01), Fischer
patent: 3512860 (1970-05-01), Hansen
patent: 3520587 (1970-07-01), Tasaki et al.
patent: 4196966 (1980-04-01), Malis
patent: 4430996 (1984-02-01), Bonnet
patent: 4593682 (1986-06-01), Heckele

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