Title:
LIGHT APPLYING DEVICE
Document Type and Number:
WIPO Patent Application WO/2002/065937
Kind Code:
A1
Abstract:
A light applying device used to cure a photopolymer material at dental treating or the like, comprising a portable hand piece and a base unit for placing an unused hand piece thereon. The hand piece comprises a light source for producing a light of 340 nm to 430 nm, a condensing means for condensing the light from the light source, a light guide means for guiding the condensed light to a location to be irradiated, a controller for controlling the irradiation time and the intensity of the light source, and a battery for supplying power to the light source and the controller. The base unit comprises a hand-piece-handling unit, a power supply means for supplying power to the hand piece's battery, and a control unit means for programming the irradiation time and the intensity of the light source and sending the program to the controller of the hand piece. A light emitting means having a fluorescent material may be provided at an arbitrary position between the light source and the light guide means.
Inventors:
MIYASAKA YOICHIRO (JP)
DOI SHINOBU (JP)
DOI SHINOBU (JP)
Application Number:
PCT/JP2001/001244
Publication Date:
August 29, 2002
Filing Date:
February 21, 2001
Export Citation:
Assignee:
DENTALSYSTEMS COM (JP)
MIYASAKA YOICHIRO (JP)
DOI SHINOBU (JP)
MIYASAKA YOICHIRO (JP)
DOI SHINOBU (JP)
International Classes:
A61C13/15; A61N5/06; (IPC1-7): A61C3/02; A61C13/15; H01L33/00
Domestic Patent References:
| WO1991016863A1 | 1991-11-14 |
Foreign References:
| JPH02149268A | 1990-06-07 | |||
| US4229658A | 1980-10-21 | |||
| JPH07240536A | 1995-09-12 |
Attorney, Agent or Firm:
Yamasaki, Yukuzo (Nagatacho 1-chome Chiyoda-ku, Tokyo, JP)
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