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:
Mar. 16, 2021
Filed:
Nov. 25, 2015
Fujifilm Corporation, Tokyo, JP;
Takumi Dejima, Kanagawa, JP;
Masayuki Iwasaka, Kanagawa, JP;
Shinichi Yamakawa, Kanagawa, JP;
Manabu Miyamoto, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A tissue sampling device includes a flexible sheath; a needle tubewhich is inserted into the sheathso as to advance and retreat and with which biological tissue is punctured; and an operating unit which is provided on a proximal side of the sheathand is used for operating the advancing and retreating of the needle tube. This needle tubehas a distal portion provided with a slitextending toward the proximal side from a distal opening, and when the distal portion is in a state of protruding from a distal end of the sheath, at least a part of the distal portion is positioned further on the radially outside than the inner surface of the sheath when viewed from an axial direction of the needle tube