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:
May. 04, 2004
Filed:
Mar. 27, 2002
Arkray, Inc., Kyoto, JP;
Abstract
A body fluid sampling apparatus (A), comprising a piston ( ) provided in a tubular main case ( ), a first plunger rod ( ) extending into the piston ( ) integrally with each other; a first spring ( ) elastically energzing the piston ( ) toward the upper end side, a second plunger rod ( ) installed in the first plunger rod ( ) through a second spring ( ), a lancet mounted body ( ) provided on the second plunger rod ( ) and having a lancet (B) mounted therein, a third spring ( ) elastically energizing the lancet mounted body ( ) toward the upper end side, latch mechanisms ( ) suppressing the second plunger rod ( ) and first plunger rod ( ) when the first plunger rod ( ) is moved to the lower end side by he push-down of the piston ( ), and a release mechanism ( ) for releasing the locked state of the first plunger rod ( ) and the second plunger rod ( ).