Device for blind spot delineation

Details Device for blind spot delineation Device for blind spot delineation

1980-02-25

1983-07-12

Corbin, John K.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Subjective type

A61B 302

Patent

active

043927254

ABSTRACT:
A self-contained, solid state device, with no moving parts, that determines visual field defects is disclosed. The device employs a tangent screen containing LEDs which are illuminated in sequence to test the visual field of the patient. The device utilizes a memory unit for recording and displaying the test results.

REFERENCES:
patent: 3288546 (1966-11-01), Gans
patent: 3421498 (1969-01-01), Gans
patent: 3705003 (1972-12-01), Lynn et al.
patent: 3718386 (1973-02-01), Lynn et al.
patent: 3883234 (1975-05-01), Lynn et al.
patent: 3883235 (1975-05-01), Lynn et al.
patent: 3982828 (1976-09-01), Woolf
patent: 4059348 (1977-11-01), Jernigan
D. Regan et al., "Visual Field Analyzer" Medical & Biological Engineering, vol. 14, No. 1, p. 8-14, Jan. 1976.

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