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:
Jun. 15, 2021
Filed:
Feb. 28, 2020
Terumo Kabushiki Kaisha, Tokyo, JP;
Keiko Otsu, Kanagawa, JP;
Yuji Onimura, Shizuoka, JP;
Keiichiro Yamamoto, Shizuoka, JP;
Takanobu Ishizuka, Kanagawa, JP;
TERUMO KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A treatment method is disclosed capable of reducing the burden on a patient and enhancing the effect of killing tumor cells. A treatment method for killing a tumor cell, the method including inserting a catheter into a main artery of an organ having the tumor cell, administering an antibody-photosensitive substance into a vein before the inserting of the catheter, inserting an optical fiber into the catheter, reducing an influence of blood in the artery on a near-infrared ray, irradiating at least one of a tumor, the vicinity of the tumor, or a regional lymph node with a first near-infrared ray by the optical fiber, and irradiating an antibody-photosensitive substance bound to a tumor cell membrane in the tumor cell with a second near-infrared ray having a shorter wavelength than that of the first near-infrared ray.