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:
Apr. 17, 2018
Filed:
Mar. 24, 2015
Terumo Kabushiki Kaisha, Tokyo, JP;
Akira Kondo, Numazu, JP;
TERUMO KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A medical solution administration device includes a medical solution storage unit configured to store a medical solution; a channel part having a channel through which the medical solution is flowable from the medical solution storage unit to a living body; a piston; a cylinder part having an internal space; a driving unit configured to slide the piston between a press end position at which a front end of the piston is located at a first end of the internal space of the cylinder part and a pulled-back position at which the front end of the piston is located at a second end of the internal space of the cylinder part; and a seal located at an end of the cylinder part and positioned adjacent to the front end of the piston when the piston is in the pulled-back position, the seal being configured to circumferentially contact the piston.