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:
Apr. 29, 2025

Filed:

Aug. 10, 2018
Applicant:

Abbott Diabetes Care Inc., Alameda, CA (US);

Inventors:

Gary Alan Hayter, Oakland, CA (US);

John Charles Mazza, Long Beach, CA (US);

Kenneth J. Doniger, Menlo Park, CA (US);

Assignee:

ABBOTT DIABETES CARE INC., Alameda, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2005.12); A61B 5/145 (2005.12); A61B 5/1486 (2005.12); A61B 5/1495 (2005.12); A61B 5/1468 (2005.12);
U.S. Cl.
CPC ...
A61B 5/7221 (2012.12); A61B 5/1451 (2012.12); A61B 5/14517 (2012.12); A61B 5/14532 (2012.12); A61B 5/14542 (2012.12); A61B 5/14546 (2012.12); A61B 5/14865 (2012.12); A61B 5/1495 (2012.12); A61B 5/002 (2012.12); A61B 5/1468 (2012.12); A61B 2505/07 (2012.12); A61B 2560/0223 (2012.12); A61B 2560/0481 (2012.12); A61B 2562/043 (2012.12); A61B 2562/046 (2012.12);
Abstract

Method and apparatus for receiving a first signal from a first working electrode of a glucose sensor positioned at a first predetermined position under the skin layer, receiving a second signal from a second working electrode of the glucose sensor positioned at a second predetermined position under the skin layer, the second signal received substantially contemporaneous to receiving the first signal, detecting a dropout in the signal level associated with one of the first or second signals, comparing the first signal and the second signal to determine a variation between the first and second signals, and confirming one of the first or second signals as a valid glucose sensor signal output when the determined variation between the first and the second signals is less than a predetermined threshold level are provided.


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