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:
Jul. 02, 2024
Filed:
Feb. 26, 2019
Otsuka Electronics Co., Ltd., Hirakata, JP;
Akira Tanaka, Hirakata, JP;
Shinpei Kajiwara, Hirakata, JP;
OTSUKA ELECTRONICS CO., LTD., Hirakata, JP;
Abstract
Provided is a photodynamic therapy device that enables efficient light irradiation of blood of a patient. A photodynamic therapy device () of this disclosure includes a cartridge () including a winding core and a tube arranged so as to be wound around the winding core, a casing () configured to accommodate the cartridge (), and a light source (), which is arranged inside the casing (), and is configured to irradiate the tube with light. The tube arranged around the winding core has a cross section taken along a direction orthogonal to an extending direction of the tube, which has a first dimension in a first direction and a second dimension in a second direction orthogonal to the first direction. The second dimension is smaller than the first dimension. The second direction is directed outward with respect to the winding core.