Dental instrument for treating teeth with a laser beam

Dentistry – Apparatus – Having means to emit radiation or facilitate viewing of the...

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606 17, 606 22, A61C 100, A61C 300

Patent

active

053889886

ABSTRACT:
A dental instrument for treating teeth with a laser beam has an output by a transmission element arranged in the head part of the instrument. The instrument is supplied with a gaseous agent which is conducted at least at the application side across the optics, particularly across the optical boundary surface of the transmission element facing toward the light exit side and will then flow out of the head part into the beam exit direction.

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patent: 4503853 (1985-03-01), Ota et al.
patent: 4733660 (1988-03-01), Itzkan
patent: 4826431 (1989-05-01), Fujimura et al.
patent: 4836782 (1989-06-01), Gonser
patent: 4849859 (1989-07-01), Nagasawa
patent: 5118293 (1992-06-01), Levy
patent: 5300067 (1994-04-01), Nakajima et al.

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