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:
Jan. 24, 2023
Filed:
Nov. 16, 2017
Applicants:
Tokyo Metropolitan Industrial Technology Research Institute, Tokyo, JP;
National University Corporation Gunma University, Gunma, JP;
Inventors:
Toshio Uraoka, Tokyo, JP;
Naohisa Yahagi, Tokyo, JP;
Shunji Yunoki, Tokyo, JP;
Yoshimi Ohyabu, Tokyo, JP;
Takefumi Narita, Tokyo, JP;
Assignees:
Primary Examiner:
Int. Cl.
CPC ...
A61L 24/10 (2006.01); A61K 9/00 (2006.01); A61K 47/02 (2006.01); A61K 47/22 (2006.01); A61K 47/42 (2017.01); A61L 31/14 (2006.01); A61K 9/06 (2006.01); A61L 27/24 (2006.01); A61L 31/04 (2006.01);
U.S. Cl.
CPC ...
A61L 24/102 (2013.01); A61K 9/0019 (2013.01); A61K 47/02 (2013.01); A61K 47/22 (2013.01); A61K 47/42 (2013.01); A61L 31/14 (2013.01); A61F 2310/00365 (2013.01); A61K 9/06 (2013.01); A61L 24/104 (2013.01); A61L 27/24 (2013.01); A61L 31/04 (2013.01); A61L 2300/418 (2013.01); A61L 2400/04 (2013.01); A61L 2400/06 (2013.01); A61L 2430/36 (2013.01);
Abstract
The purpose of the present invention is to provide an injectable sol into a body, suited for delivery through a catheter, and usable for tissue perforation closure, ulcer protection, or vascular embolization. Provided are a sol for tissue perforation closure, a sol for ulcer protection, and a sol for vascular embolization, each containing from 0.6 mass % to 3 mass % of a collagen, water, from 200 mM to 330 mM sodium chloride, and a buffer and having a pH from 6.0 to 9.0.