Direct illumination otoscope

Details Direct illumination otoscope Direct illumination otoscope

1974-05-28

1976-01-27

Michell, Robert W.

Surgery

Truss

Perineal

313318, 339176L, 240218, A61B 106

Patent

active

039345785

ABSTRACT:
The present application discloses a small size otoscope (the instrument with which the doctor examines the ear) including a bulb mounted directly in the proximal portion of the speculum body to illuminate the field of view. The bulb includes positive and negative side contacts and is adapted to be received in a sleeve positioned in the speculum, with the bulb being inserted from the rear of the sleeve to permit easy bulb replacement.

REFERENCES:
patent: 819624 (1906-05-01), Wood
patent: 2066328 (1937-01-01), Cameron
patent: 2285987 (1942-06-01), Krimsky
patent: 2592190 (1952-04-01), Rubens et al.
patent: 2683450 (1954-06-01), Schenk

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