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Title:
QUASI-PHASE MATCHING PHOTODYNAMIC THERAPY AND DIAGNOSTIC LASER BEAM SOURCE
Document Type and Number:
Japanese Patent JP2004321790
Kind Code:
A
Abstract:

To provide a laser system device applicable to a laser beam source particularly for a medical photodynamic therapy (PDT) and a photodynamic diagnosis (PDD).

This laser system device has a laser pump source for pumping a wave length converter in a laser resonance chamber system by emitting at least one specific laser beam wave length, a wave length converter for converting the specific laser beam wave length emitted from the laser pump source into a laser beam wave length applied to at least one photodynamic treatment (PDT) and the photodynamic diagnosis (PDD) by using a quasi-phase matching technology (QPM), a laser resonance chamber system, and an optical transmission output unit for outputting and irradiating a laser beam to at least a specific target point via an optical output device of a terminal by receiving and transmitting the laser beam outputted by the laser resonance chamber system. In the laser resonance chamber system, the wave length converter is arranged in a chamber. Thus, the wave length converter outputs laser beam intensity applied to the photodynamic treatment (PDT) and the photodynamic diagnosis (PDD) via the laser pump source by generating pumping.


Inventors:
KO ENKAI
LIN YEN-YIN
CHEN CHIN-TIN
Application Number:
JP2004117273A
Publication Date:
November 18, 2004
Filing Date:
April 12, 2004
Export Citation:
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Assignee:
APPLIED BIOPHOTONICS CORP
International Classes:
A61B10/00; A61B18/20; A61K41/00; A61K49/00; A61N5/06; A61N5/067; G02F1/37; G01N21/64; H01S3/10; H01S3/108; (IPC1-7): A61B10/00; A61B18/20; A61N5/06; G02F1/37; H01S3/108
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto