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. 01, 2022
Filed:
Sep. 26, 2019
Applicant:
Terumo Kabushiki Kaisha, Tokyo, JP;
Inventors:
Kousuke Nishio, Machida, JP;
Tomonori Hatta, San Jose, CA (US);
Assignee:
TERUMO KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/3207 (2006.01);
U.S. Cl.
CPC ...
A61B 17/320783 (2013.01);
Abstract
A medical device and a treatment method are disclosed, which can effectively cut an object inside a biological lumen and can improve safety by reducing damage to a biological tissue. A medical device is disclosed for cutting the object inside the biological lumen. A structure rotated by a drive shaft has a first cutting portion, a second cutting portion located more proximal than the first cutting portion, a first non-cutting portion located between the first cutting portion and the second cutting portion, and a second non-cutting portion located on a proximal side of the second cutting portion.