Document Type and Number:
Japanese Patent JPWO2022118559
Kind Code:
A1
Abstract:
A light emission medical apparatus (1) is provided with: a shaft (2) having an inner cavity extending in the longitudinal direction (x); a first tubular member (10) that is disposed in the inner cavity, is rotatable about a rotational axis parallel to the longitudinal direction (x), and has a first window (12) provided in a circumferential wall of a distal portion; a second tubular member (20) that is disposed in an inner cavity of the first tubular member (10), is rotatable about the rotational axis parallel to the longitudinal direction (x), and has a second window (22) in a circumferential wall of a distal portion; and a light guiding device (30) that is disposed in an inner cavity of the second tubular member (20) and is movable in the longitudinal direction (x). The light guiding device (30) has an optical fiber and has a cladding absent portion (34) on a portion of a distal portion of a core of the optical fiber, and light emitted from the light guiding device (30) passes through the first window (12) and the second window (22).
Application Number:
JP2022566781A
Publication Date:
June 09, 2022
Filing Date:
October 21, 2021
Export Citation:
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