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:
Oct. 26, 2021

Filed:

May. 02, 2018
Applicant:

Medtronic, Inc., Minneapolis, MN (US);

Inventors:

Jonathan L. Kuhn, Ham Lake, MN (US);

James K. Carney, Roseville, MN (US);

Shantanu Sarkar, Roseville, MN (US);

Assignee:

Medtronic, Inc., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/0205 (2006.01); A61B 5/07 (2006.01); A61B 5/1455 (2006.01); A61B 5/1459 (2006.01); A61B 5/287 (2021.01); G16H 40/63 (2018.01); A61B 5/021 (2006.01); A61B 5/024 (2006.01); A61B 5/0538 (2021.01); A61B 5/08 (2006.01); A61N 1/362 (2006.01); A61N 1/375 (2006.01); A61N 1/39 (2006.01);
U.S. Cl.
CPC ...
A61B 5/686 (2013.01); A61B 5/0205 (2013.01); A61B 5/076 (2013.01); A61B 5/1459 (2013.01); A61B 5/14552 (2013.01); A61B 5/287 (2021.01); A61B 5/486 (2013.01); A61B 5/7275 (2013.01); A61B 5/7282 (2013.01); A61B 5/02125 (2013.01); A61B 5/02405 (2013.01); A61B 5/0538 (2013.01); A61B 5/08 (2013.01); A61N 1/362 (2013.01); A61N 1/3756 (2013.01); A61N 1/3956 (2013.01); G16H 40/63 (2018.01);
Abstract

In some examples, determining a health status includes using an implantable medical device configured for subcutaneous implantation and comprising at least one optical sensor. Processing circuitry of a system comprising the device may determine, for a patient, a current tissue oxygen saturation value based on a first signal received from the at least one optical sensor and a current pulsatile oxygen saturation value based on a second signal received from the at least one optical sensor. The processing circuitry may further compare the current tissue oxygen saturation and current pulsatile oxygen saturation values to corresponding baseline values, determine corresponding heart failure and pulmonary statuses of the patient based on the comparisons, and determine the health status of the patient based on the statuses.


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