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:
Sep. 20, 2016
Filed:
Dec. 08, 2009
Ira Spool, Brookline, MA (US);
Michel Bruehwiler, Newton, MA (US);
Ryan Schoonmaker, Salem, MA (US);
Melissa Rosen, Lynn, MA (US);
Ira Spool, Brookline, MA (US);
Michel Bruehwiler, Newton, MA (US);
Ryan Schoonmaker, Salem, MA (US);
Melissa Rosen, Lynn, MA (US);
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Abstract
A drug delivery device includes a cartridge () for storing a medicament and a needle () communicating with the cartridge () for injecting a medicament dose. A rack () is movably disposed in the cartridge () and is engageable with a stopper () for expelling the medicament dose from the cartridge (). A lever assembly () has a lever arm () connected to a lever gear (). The lever gear () is engaged with the rack () such that rotation of the lever arm () rotates the lever gear () during injection of the medicament dose, thereby moving the rack () and stopper () through the cartridge () to deliver the medicament dose.