Patent · US Active

Positive displacement pump

US9138534B2 · kind B2 · utility

25Cited by

19References

33Claims

0Family size

Assignee

Roche Diabetes Care, Inc. · US

Inventors

Ofer Yodfat · Lod, IL
Avraham Neta · Gilon, IL
Yossi Shalev · Rosh Pina, IL

Key dates

Filing date	May 11, 2008
Grant date	Sep 22, 2015
Priority date	—
Expiry date	Feb 6, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2210/04
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Systems, methods and apparatuses for delivering therapeutic fluid to the body of a patient are disclosed. The apparatus includes a dispensing unit having a driving mechanism, a pumping mechanism, a reservoir containing therapeutic fluid, and an outlet port. The driving mechanism causes the pumping mechanism to positively displace therapeutic fluid within the reservoir for delivery of therapeutic fluid to the body of the patient via the outlet port.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.