Magnetic Pulse Foot Applicator with Segmented Low-Voltage Coils
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Solution Overview
Problem
Existing Magnetic Pulse Therapy Devices (MPTDs) are not suitable for safe, effective, and convenient in-home use due to high power requirements, complexity, and design flaws, leading to a proliferation of unauthorized devices with limited medical efficacy and safety risks.
Innovation Solution
A self-aligning applicator using Core Flux solenoids and low voltage magnetic pulses, designed for in-home use, delivers a consistent and uniform magnetic field treatment to the entire foot, overcoming the limitations of high-power MPTDs by ensuring safety and ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If high-power MPTDs are used to deliver clinically effective magnetic pulse dosage, then pain relief efficacy is improved, but device complexity and safety risks increase making them unsuitable for in-home self-administration
Solution Approach 1:
The device segments the magnetic field delivery system into multiple independent low-voltage coils (e.g., 6-12 coils) that can be individually controlled and optimized. Each coil operates at safe low voltage levels while collectively delivering the required cumulative magnetic flux dosage through coordinated pulsing sequences, thereby achieving clinical efficacy without high-power requirements.
Solution Approach 2:
The device employs periodic magnetic pulse delivery with variable pulse widths (e.g., 50-200 microseconds) and frequency modulation across different coil segments. This periodic action allows accumulation of therapeutic dosage over time (e.g., 10-30 minutes treatment sessions) while maintaining safe instantaneous power levels, resolving the contradiction between dosage effectiveness and power safety.
2Reliability
If high-power MPTDs are used to deliver sufficient magnetic flux dosage, then pain relief efficacy is improved, but safety risks and operational complexity increase
Solution Approach 1:
The device changes the operational parameters from high-voltage/short-duration pulses to low-voltage/longer-duration pulses. By operating coils at safe low voltages (e.g., <50V) with extended pulse widths and using multiple coils in sequence, the system accumulates the required magnetic flux dosage (e.g., 2000-5000 ΣΔB T) without exposing patients to harmful high-power electrical risks.
Solution Approach 2:
The device introduces a microcontroller-based pulse generation system as an intermediary between the power source and coils. This intermediary precisely controls pulse timing, width, and sequence for each coil, ensuring consistent dosage delivery while maintaining safe operating parameters and providing fail-safe protection against harmful conditions.
3Adaptability or versatility
If traditional MPTD designs are used, then magnetic pulse therapy function is provided, but ease of operation and suitability for self-administration deteriorate
Solution Approach 1:
The device integrates multiple functions into a single unit: pulse generation, coil control, dosage monitoring, treatment timing, and safety protection. This universal design allows the device to automatically manage the complex multi-coil pulsing sequences while providing a simple user interface for self-administration, resolving the contradiction between operational simplicity and functional capability.
Solution Approach 2:
The device incorporates automatic positioning features and self-adjusting pulse parameters based on detected foot placement. The system autonomously manages treatment dosage accumulation across multiple coils without requiring user intervention or expertise, enabling true self-administration while maintaining consistent therapeutic efficacy.
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 device provides clinical-level pain relief for conditions like diabetic neuropathy and peripheral neuropathy, with a dosage of 2,500 ΣΔBT within an hour, suitable for self-administration and safe in-home use, without the risks associated with high-power systems.
Implementation Method 1
The coils are connected to and are energized by a series of half bridges (102) which are operably connected to a microcontroller (CPU) (103)
Implementation Method 2
A self-aligning applicator using Core Flux solenoids and low voltage magnetic pulses, designed for in-home use, delivers a consistent and uniform magnetic field treatment to the entire foot
Data Source
Figure 1
Figure 2
Figure 3A~3B
AI summary
For foot pain sufferers, especially those with peripheral neuropathy, this invention introduces a breakthrough device. Its key feature is a novel self-aligning applicator that simultaneously treats the entire foot and eliminates adjustments and sizing. A large enough and powerful enough treatment zone is possible by utilizing a segmented solenoid and by placing the foot directly into its coherent core flux. Dosages to the entire foot of 2,500 ΣΔBT can be achieved within an hour. Extremely low voltages are used and very little heat is produced, making the device suitable for in-home use.