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:
Apr. 08, 2025
Filed:
Feb. 03, 2020
Kaneka Corporation, Osaka, JP;
Masahiro Kojima, Settsu, JP;
Yojiro Koga, Settsu, JP;
Yoshinori Nakano, Settsu, JP;
Masato Tsueda, Settsu, JP;
Shintaro Osumi, Settsu, JP;
KANEKA CORPORATION, Osaka, JP;
Abstract
Provided is a balloon catheter wherein a balloon is less likely to swell in the protective tube during an air leak test of the balloon in a state where the balloon having projecting portions is housed in a lumen of the protective tube. A balloon catheter comprising: a shaft extending in a distal-proximal direction; a balloon disposed on a distal side of the shaft and having, in a contracted state, a plurality of wing-shaped portions; projecting portions each disposed on a portion, of an outer surface of the balloon, that is none of the wing-shaped portions; and a protective tube having a lumen in which the balloon is disposed, wherein none of the wing-shaped portions is present between an apex of each projecting portion and a point, on an inner surface of the protective tube, that is at a shortest distance from the apex of the projecting portion.