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Patent Searching and Data


Title:
LIGHT IRRADIATION DEVICE AND LIGHT IRRADIATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/075141
Kind Code:
A1
Abstract:
This light irradiation device is provided with: a hollow shaft having an elongated outer shape; and an optical fiber stored inside the hollow shaft and emitting light from a distal end surface, the optical fiber having a curved portion which directs the distal end surface in a direction intersecting the longitudinal direction of the hollow shaft. The distal end surface of the optical fiber is exposed to the outside from the outer circumferential surface of the hollow shaft or is in contact with the inner circumferential surface of the hollow shaft, and does not protrude to the outside beyond the outer circumferential surface of the hollow shaft.

Inventors:
TSUKAMOTO TOSHIHIKO (JP)
KATSURADA YUKO (JP)
Application Number:
PCT/JP2020/030972
Publication Date:
April 22, 2021
Filing Date:
August 17, 2020
Export Citation:
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Assignee:
ASAHI INTECC CO LTD (JP)
International Classes:
A61M25/00; A61B18/24; A61N5/06
Foreign References:
US5487740A1996-01-30
US5495541A1996-02-27
US20090287197A12009-11-19
US20150198769A12015-07-16
Attorney, Agent or Firm:
TANABE Junya et al. (JP)
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