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:
May. 14, 2024
Filed:
Jun. 25, 2021
Fujifilm Corporation, Tokyo, JP;
Tsuyoshi Matsumoto, Kanagawa, JP;
Tomoki Inoue, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A puncture needle includes a shaft part, a needle tip part disposed at a tip of the shaft part, and a plurality of processed parts that are arranged on an outer peripheral part of the shaft part along a length direction of the shaft part and form a geometric progression with a geometric ratio of 2 in which arrangement intervals gradually decrease toward the needle tip part, in which a distance between a reference point which is located on a needle tip part side from a first processed part closest to the needle tip part among the plurality of processed parts and is located at a predetermined distance from the needle tip part and the first processed part is equal to an arrangement interval between the first processed part and a second processed part which is second closest to the needle tip part.