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:
Sep. 20, 2022

Filed:

Jun. 22, 2020
Applicant:

Case Western Reserve University, Cleveland, OH (US);

Inventors:

Niloy Bhadra, Richmond Heights, OH (US);

Thomas Eggers, Cleveland Heights, OH (US);

Kevin L. Kilgore, Avon Lake, OH (US);

Assignee:

CASE WESTERN RESERVE UNIVERSITY, Cleveland, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/36 (2006.01); A61N 1/05 (2006.01);
U.S. Cl.
CPC ...
A61N 1/36067 (2013.01); A61N 1/0556 (2013.01); A61N 1/36003 (2013.01); A61N 1/36121 (2013.01);
Abstract

The occurrence of negative consequences (e.g., painful tetanic muscle contractions) associated with the onset response associated with kilohertz frequency alternating current (KHFAC) electrical nerve block can be reduced by fatiguing a muscle (through depletion of neurotransmitters at the neuromuscular junction, within a second) before applying KHFAC electrical nerve block to a nerve associated with the muscle. The nerve can first be stimulated with an electrical signal for a first time period to fatigue the muscle. Then, immediately following the first time period (while the muscle is fatigued), a blocking electrical signal (e.g., a kilohertz frequency alternating current waveform) can be applied to the nerve to create a localized nerve block.


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