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.

Date of Patent:
Mar. 22, 2016

Filed:

Apr. 11, 2012
Applicants:

Bennie Peder Smiszek Pedersen, Haslev, DK;

Michael Ejstrup Hansen, Morud, DK;

Lars Peter Klitmose, Gentofte, DK;

Kim Ejholm Hansen, Alleroed, DK;

Dennis B. Hansen, Copenhagen OE, DK;

Inventors:

Bennie Peder Smiszek Pedersen, Haslev, DK;

Michael Ejstrup Hansen, Morud, DK;

Lars Peter Klitmose, Gentofte, DK;

Kim Ejholm Hansen, Alleroed, DK;

Dennis B. Hansen, Copenhagen OE, DK;

Assignee:

Novo Nordisk A/S, Bagsvaerd, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/24 (2006.01); A61M 5/31 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31585 (2013.01); A61M 5/20 (2013.01); A61M 5/24 (2013.01); A61M 5/31541 (2013.01); A61M 5/31543 (2013.01); A61M 5/31553 (2013.01); A61M 5/31578 (2013.01); A61M 5/31593 (2013.01); A61M 5/31583 (2013.01); A61M 2005/2407 (2013.01); A61M 2005/3126 (2013.01); A61M 2205/15 (2013.01);
Abstract

The present invention relates to an electronically assisted injection device adapted to inject doses of a drug from a held cartridge. The injection device may include a first rotational sensor () coupled to a driver () for sensing a dose setting and a second rotational sensor () coupled to a dosing member () for sensing an expelled dose. A third axial sensor () provides information relating to the axial position of the driver (). A control circuit is adapted to determine the end of dosed state based on data from the first, the second and the third sensors (). The injection device may also include an arrangement for determining fluid ingress into the interior of the injection device. The arrangement includes an electrically non-conductive surface portion () disposed on a first component () and an electrode assembly () disposed on a second component () wherein the first component () and the second component () moves relative to each other during operation.


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