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. 11, 2022

Filed:

Dec. 17, 2019
Applicant:

West Affum Holdings Corp., Grand Cayman, KY;

Inventors:

Daniel Ralph Piha, Bellevue, WA (US);

Joseph Leo Sullivan, Kirkland, WA (US);

Phillip Dewey Foshee, Jr., Woodinville, WA (US);

David Peter Finch, Bothell, WA (US);

Isabelle Banville, Newcastle, WA (US);

Laura Marie Gustavson, Redmond, WA (US);

Kenneth Frederick Cowan, Kirkland, WA (US);

Richard C. Nova, Seattle, WA (US);

Robert Reuben Buchanan, Bothell, WA (US);

Krystyna Szul, Seattle, WA (US);

Gregory T. Kavounas, Bellevue, WA (US);

Assignee:

West Affum Holdings Corp., Grand Cayman, KY;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 1/39 (2006.01); A61N 1/04 (2006.01); A61N 1/362 (2006.01);
U.S. Cl.
CPC ...
A61N 1/3918 (2013.01); A61N 1/046 (2013.01); A61N 1/0496 (2013.01); A61N 1/3625 (2013.01); A61N 1/3904 (2017.08); A61N 1/3925 (2013.01); A61N 1/3987 (2013.01);
Abstract

In some embodiments, a wearable medical device system includes a processor configured to determine whether a patient requires electrical therapy to be provided via a plurality of therapy electrodes, the electrical therapy comprising discharging at least a portion of a stored electrical charge from an energy storage module, and if so, cause a fluid deploying mechanism to deploy a portion of the stored fluid to an interface between at least two therapy electrodes and the patient's skin prior to providing the electrical therapy, the deployed portion of fluid adapted to decrease the impedance measured by an impedance measurement circuit, and cause the fluid deploying mechanism to deploy an additional portion of fluid in response to the impedance measured by the impedance measurement circuit increasing above a threshold during the electrical therapy.


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