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.

Date of Patent:
Apr. 26, 2022

Filed:

Dec. 30, 2019
Applicant:

Asahi Intecc Co., Ltd., Seto, JP;

Inventor:

Masatomo Ishikawa, Seto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 25/00 (2006.01); A61L 29/08 (2006.01); A61M 25/09 (2006.01);
U.S. Cl.
CPC ...
A61M 25/005 (2013.01); A61L 29/085 (2013.01); A61M 25/0012 (2013.01); A61M 25/0053 (2013.01); A61M 2025/09083 (2013.01); A61M 2025/09091 (2013.01);
Abstract

A catheter that includes a tubular inner layer, a first reinforcing body that is wound around an outside in a radial direction of the inner layer, a second reinforcing body that is wound around the outside in the radial direction of the first reinforcing body, and an outer layer that covers the inner layer, the first reinforcing body, and the second reinforcing body, and the inner layer has a reduced diameter portion that is reduced in diameter from a proximal end side of the catheter toward a distal end side of the catheter on an inner peripheral surface of the inner layer, and a thickness of the outer layer between the first reinforcing body and the second reinforcing body is increased, at least partially from the proximal end side toward the distal end side, in the radial direction of the reduced diameter portion.


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