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:
Aug. 29, 2017
Filed:
Sep. 19, 2014
Terumo Kabushiki Kaisha, Tokyo, JP;
Joji Uchiyama, Kanagawa, JP;
Hiromasa Kohno, Shizuoka, JP;
TERUMO KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A puncture device includes a puncture needle including an outer needle and an inner tube located in the outer needle; a housing unit accommodating the puncture needle; and a puncture mechanism within the housing unit. The puncture mechanism includes a push-in unit configured to be pushed in with respect to the housing unit, an outer needle slide unit attached to the outer needle, a stopper, an elastic member, a first end of which is fixed to the housing unit and a second end of which is fixed to the outer needle slide unit, and a fixation release unit configured to release the fixation between the push-in unit and the outer needle slide unit and the fixation between the outer needle slide unit and the inner tube.