Patent · US Active

Controlling a motor of an injection device

US8834413B2 · kind B2 · utility

0Cited by

2References

17Claims

0Family size

Assignee

Sanofi-Aventis Deutschland GMBH · DE

Inventors

Stephan Müller-Pathle · Frankfurt am Main, DE
Christian Nessel · Frankfurt am Main, DE
Christoph Eissengarthen · Nackenheim, DE
Navid Durrani · Kerpen, DE

Key dates

Filing date	Mar 15, 2011
Grant date	Sep 16, 2014
Priority date	—
Expiry date	Apr 24, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2205/8212
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

In order to improve the energy efficiency of an injection device 100, a current is caused to be applied to a motor 113 of the injection device 100, which is related to a signal from a force sensor 115. The signal represents a force that is applied by the motor 113 to a plunger 122 of a cartridge 121.

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