Title:
光照射デバイス、及び、光照射システム
Document Type and Number:
Japanese Patent JP7308123
Kind Code:
B2
Abstract:
A light irradiation device having an elongated outer shape includes: an optical fiber for emitting light from its distal end, which has a curved part, in which the distal end is oriented in a direction intersecting with a long axial direction of the light irradiation device by the curved part; and a light transmitting holding member that retains a shape of the curved part of the optical fiber. The optical fiber has a core, or has the core and a plurality of covering layers, and the holding member has a refractive index smaller than of a member constituting an outer surface of the optical fiber.
Inventors:
Yuko Katsurada
Toshihiko Tsukamoto
Toshihiko Tsukamoto
Application Number:
JP2019190447A
Publication Date:
July 13, 2023
Filing Date:
October 17, 2019
Export Citation:
Assignee:
Asahi Intecc Co., Ltd.
International Classes:
A61N5/067
Domestic Patent References:
| JP2005237827A |
Foreign References:
| US20090287197 | ||||
| US4747661 | ||||
| KR1020160029270A |
Attorney, Agent or Firm:
Junya Tanabe
Yukie Itakura
Yukie Itakura