Non-Invasive Vagus Nerve Stimulation Using Pulsed RF Fields
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Solution Overview
Problem
Current vagus nerve stimulation technologies for treating chronic inflammation are invasive, cause tissue inflammation, and are not suitable for chronic conditions due to their intermittent and high-intensity nature.
Innovation Solution
A non-invasive apparatus using low-level pulsed radiofrequency magnetic fields to stimulate the vagus nerve over extended periods, modulating nerve activity to suppress chronic inflammation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If invasive vagus nerve stimulation is used to treat chronic inflammation, then anti-inflammatory effect is achieved, but tissue inflammation and surgical risks occur
Solution Approach 1:
The patent replaces invasive electrical stimulation with non-invasive pulsed radiofrequency magnetic field stimulation. The electromagnetic field penetrates tissue without physical contact, avoiding surgical incisions and electrode implantation that cause tissue inflammation. The magnetic field modulates vagus nerve activity to produce anti-inflammatory effects without the harmful side effects of invasive methods.
Solution Approach 2:
The patent introduces pulsed radiofrequency magnetic fields as an intermediary between the external environment and the vagus nerve. Instead of directly contacting or penetrating the nerve with electrodes, the magnetic field serves as a mediator that transfers energy through tissue to modulate nerve activity, thereby avoiding direct tissue damage while achieving therapeutic effects.
2Reliability
If high-intensity intermittent stimulation is used, then acute inflammatory response is suppressed, but chronic inflammation treatment is ineffective due to intermittent nature
Solution Approach 1:
The patent employs continuous low-level pulsed radiofrequency magnetic field stimulation instead of intermittent high-intensity stimulation. The continuous nature of the treatment allows for sustained modulation of vagus nerve activity over extended periods, which is necessary for treating chronic inflammation. The pulsed delivery method maintains therapeutic effect while allowing tissue recovery between pulses.
Solution Approach 2:
The patent changes the stimulation parameters from high-intensity intermittent electrical pulses to low-intensity continuous radiofrequency magnetic field pulses. This parameter transformation includes changing the field type (electrical to magnetic), intensity level (high to low), and delivery pattern (intermittent to continuous), enabling effective chronic inflammation treatment without the limitations of previous methods.
3Reliability
If current injection method is used for vagus nerve stimulation, then nerve activation is achieved, but additional tissue inflammation and damage occur
Solution Approach 1:
The patent substitutes electrical current injection with electromagnetic field stimulation. The pulsed radiofrequency magnetic field induces currents within the tissue and nerve through electromagnetic induction, activating the vagus nerve without requiring external current injection electrodes that cause tissue inflammation and damage.
Solution Approach 2:
The patent converts the potentially harmful effect of electromagnetic fields into a beneficial therapeutic mechanism. By using low-level pulsed radiofrequency magnetic fields, the energy that could potentially cause heating or damage is instead utilized to modulate nerve activity in a therapeutic manner, transforming a potential hazard into a treatment mechanism.
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
The apparatus effectively suppresses systemic inflammatory responses by modulating the vagus nerve activity, demonstrating significant improvement in chronic inflammation symptoms in animal models.
Implementation Method 1
a signal generating device configured for generating at least one signal with at least one signal characteristic
Implementation Method 2
at least one field generating element configured for generating at least one RF magnetic field with at least one RF magnetic field characteristic based on the generated signal
Data Source
AI summary
A method and an apparatus for facilitating stimulating of vagal nerves in a neck region of a user by utilizing pulsed short-wave therapy technology for purposes of treating chronic inflammation throughout a body of the user. The apparatus includes an apparatus body, a signal generating device, a field generating element, and a powering device. The apparatus body is configured to be placed on a part of the body. The signal generating device is placed in the apparatus body and configured for generating a signal with a signal characteristic. The field generating element is placed in the apparatus body, coupled with the signal generating device, and configured for generating a RF magnetic field with a RF magnetic field characteristic which is shown to suppress an inflammatory response. The powering device is placed in the apparatus body, electrically coupled with the signal generating device, and configured for powering the signal generating device.