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:
Dec. 31, 2019
Filed:
Nov. 26, 2015
Nitto Denko Corporation, Osaka, JP;
NITTO DENKO CORPORATION, Ibaraki-shi, Osaka, JP;
Abstract
The present invention relates to a dosing mechanism including: a body; and a pump unit () that is attached to the body, in which the pump unit () includes: a pump () in which a volume of a solution feeding part therein repeats expansion and shrinkage, thereby sucking a medicine from a medicine vessel and discharging the medicine to a patient; a suction-side pipe () that extends from the pump () toward the medicine vessel; a discharge-side pipe () that extends from the pump () toward the patient; a relief pipe () whose one end () is connected to the discharge-side pipe () while the other end () is located in a part whose pressure is lower than pressure inside the discharge-side pipe when the medicine is dosed; and a relief pipe on-off valve () that opens and closes the relief pipe (), a use method of a dosing mechanism, and a pump unit for a dosing mechanism.