Handpiece optical proximity detector for disabling surgical lase

Details Handpiece optical proximity detector for disabling surgical lase Handpiece optical proximity detector for disabling surgical lase

1991-08-07

1993-04-06

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

250561, 21912162, 606 12, G01J 132

Patent

active

052006042

ABSTRACT:
A proximity detector for the probe of a beam delivery apparatus of a laser system includes a probe having a face for confronting a target surface to be struck by the laser beam; means for directing a gauging light to the target surface; means for sensing the gauging light returning from the target surface to the probe; and means responsive to the means for sensing for generating a control signal representative of the position of the probe relative to the surface to enable the laser system to fire.

REFERENCES:
patent: 4561440 (1985-12-01), Kubo et al.
patent: 4622971 (1986-11-01), Yamamoto et al.
patent: 5071417 (1991-12-01), Sinofsky

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