Instrument for marking out the central optical zone of the corne

Details Instrument for marking out the central optical zone of the corne Instrument for marking out the central optical zone of the corne

1980-09-29

1982-11-09

Howell, Kyle L.

Surgery

Truss

Pad

1283051, A61D 100

Patent

active

043579418

ABSTRACT:
An instrument for making out the central optical zone of the cornea having an oblong body featuring the edge of one of its ends sharpened, while the diameter of the body across said end equals a preset diameter of the central optical zone, and a sight is accommodated inside the body square with the longitudinal axis thereof, the sighting point of said sight lying on the longitudinal axis of the oblong body of the instrument.

REFERENCES:
patent: 2473968 (1949-06-01), Paton
patent: 3990453 (1976-11-01), Douvas et al.

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