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:
Dec. 20, 2022

Filed:

Sep. 24, 2019
Applicant:

Norton Healthcare Limited, Castleford, GB;

Inventors:

Douglas James O'Rourke, Cambridge, GB;

Alan Sanders, Cambridge, GB;

Joseph Peter Corrigan, Cambridge, GB;

James Joseph Riley, Stafford, GB;

Christopher John Clarke, Walton on Thames, GB;

Assignee:

Norton Healthcare Limited, Castleford, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); G16H 20/17 (2018.01); A61M 5/50 (2006.01); A61M 5/31 (2006.01); G01L 5/00 (2006.01); A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/3157 (2013.01); A61M 5/3158 (2013.01); A61M 5/31505 (2013.01); A61M 5/3202 (2013.01); A61M 5/3205 (2013.01); A61M 5/5013 (2013.01); A61M 2005/3126 (2013.01); A61M 2205/332 (2013.01); A61M 2205/3317 (2013.01); A61M 2205/3576 (2013.01); A61M 2205/581 (2013.01); A61M 2205/582 (2013.01); A61M 2205/587 (2013.01); A61M 2205/8206 (2013.01); G01L 5/0028 (2013.01); G16H 20/17 (2018.01);
Abstract

Injection monitoring circuitry is provided for coupling to part of an injection device having a syringe and a plunger rod. The injection monitoring circuitry has an input to receive force measurement data from a force sensor, the force measurement data includes a plurality of timestamped force measurements of force applied by a user to the injection device when an injection is administered to an injection site. Processing circuitry is provided to determine from the force measurement data when an end of injection has been reached, the end of injection corresponding to the plunger rod having reached an end position in a distal portion of the barrel of the syringe during administration of the injection by the user. Machine readable instructions and an injection monitoring method are also provided.


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