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. 11, 2003
Filed:
Mar. 29, 2001
Osamu Tsukada, Nagano, JP;
Yasuhiko Nakajima, Kanagawa, JP;
Tsukada Medical Research Co., Ltd., Tokyo, JP;
Abstract
A portable painkilling system comprises: a first continuous injector ( ) for liquid medicine which continuously discharges liquid medicine through a control path ( ) in an outlet portion ( ) for a given period of time; a flexible, elastic reservoir ( ) connected to the outlet portion ( ) of the first continuous injector ( ) for liquid medicine at one end thereof, the reservoir ( ) being adapted to constrict in a normal condition and to expand when liquid medicine from the first continuous injector ( ) is being charged into the reservoir ( ) so as to contain a maximum quantity of liquid medicine; and a second continuous injector ( ) for liquid medicine having an inlet portion ( ) connected to the other end ( ) of the reservoir ( ), the second continuous injector ( ) being adapted to receive liquid medicine from the reservoir ( ) and to continuously discharge liquid medicine stored in the second continuous injector ( ) through a control path ( ) in an outlet portion ( ) for a given period of time.