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:
Sep. 24, 2024
Filed:
Feb. 08, 2021
Fujifilm Corporation, Tokyo, JP;
Yoshihiro Ueda, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
Provided is an endoscope tube that has flexibility to withstand use in a flexible endoscope even in a case where the diameter is increased and easily detects damage to a fluororesin layer that forms an inner peripheral surface. The endoscope tubeincludes an airtight inner layer tube memberthat is made of a fluororesin, a permeable outer layer memberthat has a hardness lower than that of the inner layer tube memberand covers an outer peripheral surface of the inner layer tube member, and a coil-shaped reinforcing memberthat is wound around a spiral groove partformed on an outer peripheral surface of the outer layer member. The endoscopeincludes a treatment tool insertion channelformed by the endoscope tubein an insertion part