Apparatus and method of uniformly ablating a layer from the surf

Details Apparatus and method of uniformly ablating a layer from the surf Apparatus and method of uniformly ablating a layer from the surf

1997-08-11

2000-05-09

Shay, David M.

Surgery

Instruments

Light application

606 3, 606 10, A61N 506

Patent

active

060597747

ABSTRACT:
The apparatus and the method of ablating matter from a substrate using a laser, an optical system, and a screen arranged within the beam path of the laser. A laser spot is formed which exhibits light and dark sections. By adjusting the screen before each laser pulse, the entire surface area of the laser spot is subjected to the same number of laser pulses.

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