The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2025
Filed:
Oct. 21, 2021
Kaneka Corporation, Osaka, JP;
Hironori Takata, Settsu, JP;
Toshihiko Uto, Settsu, JP;
KANEKA CORPORATION, Osaka, JP;
Abstract
A light irradiation medical device comprising: a shaft having a lumen extending in the longitudinal direction; and a light guiding device that is disposed in the lumen of the shaft and is movable in the longitudinal direction. The light guiding device extends in the longitudinal direction and has a light diffusion part at a distal part of the light guiding device. The shaft has: a first window in a peripheral wall of a distal part of the shaft; and a second window at a distal end face of the shaft. The shaft has a reflection surface inside the shaft and at a distal side with respect to the first window, and reflects light emitted from the light guiding device.