Patent ID: 11963719
Assignee: KANEKA CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A light irradiating medical device comprising:
a catheter shaft extending from a proximal end to a distal end in a longitudinal direction;
a balloon disposed at a distal portion of the catheter shaft; and
a light guiding tool disposed in a lumen of the catheter shaft and movable in the longitudinal direction,
the light guiding tool including an optical fiber extending in the longitudinal direction and a tubular member covering the optical fiber and having light transparency,
the optical fiber including a core and a cladding covering an outside of the core, and the optical fiber including a cladding absent portion disposed at a part of a distal portion of the core,
the light irradiating medical device further comprising:
a first radiopaque marker disposed at the distal portion of the catheter shaft; and
a second radiopaque marker disposed at the tubular member at a position more distal than a distal end of the core of the optical fiber.