Low Field Magnetic Stimulation Brain Modulation
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Solution Overview
Problem
Current treatments for neurological disorders, such as schizophrenia and depression, often rely on medications with significant side effects, and existing magnetic stimulation techniques like rTMS use strong magnetic fields that may not optimally influence the overall brain frequency.
Innovation Solution
The development of Low Field Magnetic Stimulation (LFMS) devices that generate a magnetic field of less than 100 Gauss, varying periodically to target intrinsic brain frequencies, specifically within EEG bands, to modulate brain activity without medication, influencing intrinsic frequencies, Q-factors, coherence, and EEG phases.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If strong magnetic fields (greater than 6,000 Gauss) are used for brain stimulation, then the magnetic field can penetrate the brain and influence neural activity, but the field strength may cause broad-based effects that are not optimally targeted to specific brain frequencies
Solution Approach 1:
The patent changes the magnetic field strength parameter from high (6,000+ Gauss) to low (less than 100 Gauss) and introduces frequency modulation as a new control parameter. By varying the frequency of the low-strength magnetic field to match intrinsic brain frequencies (alpha, beta, theta bands), the system achieves precise frequency targeting without requiring high field strength, thus resolving the contradiction between field strength and frequency precision.
2Reliability
If medications are used to treat neurological disorders, then the disorders can be managed, but significant negative side effects occur
Solution Approach 1:
The patent replaces the chemical mechanism of medication with a physical mechanism (low-frequency magnetic field stimulation). By using electromagnetic fields to directly modulate neural oscillations and brain wave patterns, the system achieves therapeutic effects without introducing chemical substances into the body, thereby eliminating medication side effects while maintaining treatment effectiveness.
3Reliability
If rTMS is used to stimulate the brain, then negative symptoms of schizophrenia and depression can be reduced, but the strong magnetic field may not optimally influence overall brain frequency
Solution Approach 1:
The patent introduces dynamic frequency modulation capability to the magnetic stimulation system. Instead of using fixed-frequency strong fields like rTMS, the system dynamically adjusts the frequency of low-strength magnetic fields to match the subject's intrinsic brain frequencies (determined by EEG analysis). This dynamic adaptation allows the system to maintain symptom reduction effectiveness while achieving optimal frequency-specific neural modulation.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
LFMS effectively modulates brain activity to improve mood, focus, and cognition, providing a medication-free treatment option for neurological disorders by targeting specific brain frequencies and phases, potentially offering a safer alternative to traditional treatments.
Implementation Method 1
at least one coil capable of converting the electrical waveform into a magnetic field
Data Source
AI summary
Described herein, in certain embodiments, are devices and methods for modulating the electrical activity of a brain in a targeted manner using a weak magnetic field, generally field with a strength of less than about 100 Gauss. The magnetic field is varied over time in a periodic manner, generally with a frequency tuned to specifically affect one of the intrinsic frequencies of the brain, optionally the alpha frequency. The “Low Field Magnetic Stimulation” devices and methods described herein modulate the electrical activity of a brain without requiring medication. Methods and devices described herein gently “tune” the brain and affect mood, focus, and cognition of human subjects.