IP Library › Granted Patent US 12,343,551
Granted Patent B2
US 12,343,551 · App. 17/892,832 · Granted Jul 1, 2025

Minimum neuronal activation threshold transcranial magnetic stimulation at personalized resonant frequency

Inventors: Kevin Timothy Murphy (San Diego, CA); Michael Sean Murphy (San Diego, CA)
Assignee: PeakLogic, Inc.
A61N2/006A61B5/318A61B5/369A61N2/02A61B5/165A61B5/4064A61B5/4836A61N2/008
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Quick Facts
Patent No.
US 12,343,551
App. No.
17/892,832
Granted
Jul 1, 2025
Kind
B2
Abstract

A transcranial magnetic stimulation (TMS) treatment system is provided. The system includes a sensor device that senses EEG signals from a subject through one or more leads and a server device configured to receive EEG data corresponding to the subject. The server includes an analysis module configured to process the EEG data and determine a personalized resonant brain frequency and a minimum neuronal activation threshold of the subject based at least in part on EEG data corresponding to one or more leads of the sensor device. The analysis module is also configured to determine a TMS treatment protocol where the treatment protocol includes at least a frequency based on the personalized resonant brain frequency and an amplitude based on the minimum neuronal activation threshold. The system also includes a treatment device configured to deliver a TMS treatment to the subject based on the TMS treatment protocol received from the server.

Claims (33)

1. An electroencephalogram (EEG) evaluation system comprising:

a headstrap configured to be secured to a head of a subject;

one or more sensor devices attached to headstrap and positioned to sense a brain wave of the subject and generate analog electroencephalogram (EEG) signals corresponding to the subject;

a user device communicatively coupled with the one or more sensor devices, the user device configured to:

receive the analog EEG signals corresponding to the subject from the one or more sensor devices, process the analog EEG signals, and generate a processed real time EEG signal;

determine a real time brain frequency value based on an analysis of at least the processed real time EEG signal;

present on a display a real time brain frequency value graph based on the processed real time EEG signal; and

identify a minimum neuronal activation threshold for the subject, wherein the minimum neuronal activation threshold is determined based on first peak frequencies for one or more leads of the one or more sensor devices by systematically lowering a treatment amplitude of a Transcranial Magnetic Stimulation (TMS) treatment protocol until the first peak frequencies reflect insufficient neuronal recruitment at a target frequency;

wherein the user device is configured to determine the TMS treatment protocol for the subject comprising at least a frequency based on a personalized resonant brain frequency and the treatment amplitude based on the minimum neuronal activation threshold for the subject; and

wherein the stimulus is based on the TMS treatment protocol.

2. The system of claim 1 , wherein the user device is one of a mobile computer, a tablet, a wireless communication device, a watch, or a laptop.

3. The system of claim 1 , further comprising a transcranial magnetic stimulator attached to the headstrap and positioned to deliver a stimulus to a brain of the subject, wherein the stimulus is based at least in part on the minimum neuronal activation threshold.

4. The system of claim 3 , wherein the user device is further configured to determine a personalized resonant brain frequency of the of the subject based at least in part on the analog EEG signals, the processed real time EEG signal, the real time brain frequency value graph, or a combination thereof; and wherein the stimulus is based at least in part on the personalized resonant brain frequency.

5. The system of claim 1 , wherein the user device is further configured to determine the personalized resonant brain frequency based at least in part on the analog EEG signals, the processed real time EEG signal, the real time brain frequency value graph, or a combination thereof.

6. The system of claim 3 , wherein the transcranial magnetic stimulator is positioned to deliver the stimulus to an FZ location of the brain of the subject.

7. The system of claim 1 , further comprising a ground node configured to attach to the subject.

8. The system of claim 1 , wherein the user device is further configured to present on the display the personalized resonant brain frequency value.

9. The system of claim 1 , wherein the user device is further configured to continuously update the real time brain frequency value presented on the display in accordance with the received analog EEG signals.

10. An apparatus comprising:

a headstrap configured to be secured to a head of a subject;

one or more sensor devices attached to the headstrap and positioned to sense a brain wave of the subject and generate electroencephalogram (EEG) signals corresponding to the subject; and

a transcranial magnetic stimulator attached to the headstrap and positioned to deliver a stimulus to a brain of the subject,

wherein the apparatus is communicatively coupled to a user device;

wherein the user device is configured to identify a minimum neuronal activation threshold for the subject, wherein the minimum neuronal activation threshold is determined based on first peak frequencies for one or more leads of the one or more sensor devices by systematically lowering a treatment amplitude of a Transcranial Magnetic Stimulation (TMS) treatment protocol until the first peak frequencies reflect insufficient neuronal recruitment at a target frequency; and

wherein the user device is configured to determine the TMS treatment protocol for the subject comprising at least a frequency based on a personalized resonant brain frequency and the treatment amplitude based on the minimum neuronal activation threshold for the subject; and

wherein the stimulus is based on the TMS treatment protocol.

11. The apparatus of claim 10 , wherein the apparatus is configured to:

receive analog EEG signals corresponding to the subject from the one or more sensor devices, process the analog EEG signals, and generate a processed real time EEG signal;

determine a real time brain frequency value based on an analysis of at least the processed real time EEG signal; and

present on a display a real time brain frequency value graph based on the processed real time EEG signal.

12. The apparatus of claim 11 , wherein the user device is further configured to determine the personalized resonant brain frequency based at least in part on the analog EEG signals, the processed real time EEG signal, the real time brain frequency value graph, or a combination thereof.

13. The apparatus of claim 10 , wherein the transcranial magnetic stimulator is positioned to deliver the stimulus to an FZ location of the brain of the subject.

14. The apparatus of claim 10 , further comprising a ground node configured to attach to the subject.

Continuity (5)
Continuation 16481424
Provisional Application 62524349 · Jun 23, 2017
Provisional Application 62508971 · May 19, 2017
Provisional Application 62484296 · Apr 11, 2017
Related Publication 20230050715A1 · Feb 16, 2023
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