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:
Aug. 05, 2025
Filed:
Jan. 06, 2022
Insulet Corporation, Acton, MA (US);
David Nazzaro, Groveland, MA (US);
INSULET CORPORATION, Acton, MA (US);
Abstract
Disclosed are examples of devices, systems and techniques for delivering a liquid drug. An example delivery pump device may include a chamber body defining a pump chamber, an inlet valve to receive a liquid drug and a hard stop. A plunger configured with a plunger channel. A sliding fluidic member including a needle coupling, a flow orifice, a face seal and an anchor portion that may be movable within the pump chamber. A pump mechanism may be coupled to the anchor portion and operable to pull the anchor portion and the plunger toward the hard stop. Techniques may include determining a time to output a liquid drug from the delivery pump device; generating a control signal to actuate the delivery pump device; applying a control signal to the pump mechanism; determining that a control signal is to be removed from the pump mechanism; and delivering the liquid drug.