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:
Aug. 20, 2019

Filed:

May. 03, 2016
Applicant:

Terumo Kabushiki Kaisha, Shibuya-ku, Tokyo, JP;

Inventors:

Koji Nakamura, Kanagawa, JP;

Tetsuya Oyauchi, Yamanashi, JP;

Ayumi Kumagai, Gifu, JP;

Takeshi Akiyama, Yamanashi, JP;

Shigeru Tamatsukuri, Tokyo, JP;

Assignee:

TERUMO KABUSHIKI KAISHA, Shibuya-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/31 (2006.01); A61M 5/32 (2006.01); A61M 5/315 (2006.01); A61M 5/34 (2006.01);
U.S. Cl.
CPC ...
A61M 5/2033 (2013.01); A61M 5/3134 (2013.01); A61M 5/31513 (2013.01); A61M 5/329 (2013.01); A61M 5/3286 (2013.01); A61M 5/343 (2013.01); A61M 5/3202 (2013.01); A61M 5/326 (2013.01); A61M 2005/2013 (2013.01); A61M 2202/07 (2013.01); A61M 2205/0238 (2013.01);
Abstract

A syringe is disclosed, which includes a needle having an outer cylinder including an outer cylinder body part and a needle fixing part provided at a distal end part of the outer cylinder body part; an injection needlehaving a puncturing needle tip at a distal end and fixed to the needle fixing part; and a gasket housed in the outer cylinder. The injection needle is such a tapered part holding injection needle that a puncturing time piercing part having a needle tip has an outer diameter of 0.42 mm or less and has a thickness of 0.1 mm or less, or the injection needle is such a small diameter thin injection needle as to have a thickness of 0.04 mm or less. The gasket includes a gasket body and a soft coating provided on a portion that comes into contact with the inner surface of the outer cylinder.


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