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Related Experiment Video

Updated: May 14, 2026

Utilizing Transcranial Magnetic Stimulation to Study the Human Neuromuscular System
12:19

Utilizing Transcranial Magnetic Stimulation to Study the Human Neuromuscular System

Published on: January 20, 2012

Magnetic resonance based noninvasive RF nerve stimulator.

C V Ganesh Bharadwaj1, Zheng Yuanjin

  • 1Nanyang Technological University, Singapore. ganesh5@e.ntu.edu.sg

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
|February 1, 2013
PubMed
Summary

This study presents a novel noninvasive radiofrequency nerve stimulation method using magnetic resonance power transfer. Utilizing resonant structures improved power efficiency by 7.15% compared to a vacuum, enhancing the technique for potential therapeutic applications.

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IEEE transactions on bio-medical engineeringยท2015
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Area of Science:

  • Biomedical Engineering
  • Electromagnetics
  • Medical Devices

Background:

  • Noninvasive nerve stimulation is crucial for therapeutic applications.
  • Magnetic resonance-based power transfer offers a promising avenue for wireless energy delivery.
  • Optimizing energy transfer efficiency is key for effective noninvasive stimulation.

Purpose of the Study:

  • To introduce a noninvasive radiofrequency nerve stimulation method.
  • To investigate the impact of resonant and non-resonant structures on electric field distribution and power transfer efficiency.
  • To compare power efficiency with and without resonant structures under specific frequency ranges.

Main Methods:

  • Design of a noninvasive nerve stimulation system based on magnetic resonance power transfer.

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Related Experiment Videos

Last Updated: May 14, 2026

Utilizing Transcranial Magnetic Stimulation to Study the Human Neuromuscular System
12:19

Utilizing Transcranial Magnetic Stimulation to Study the Human Neuromuscular System

Published on: January 20, 2012

Neuronavigation-guided Repetitive Transcranial Magnetic Stimulation for Aphasia
08:48

Neuronavigation-guided Repetitive Transcranial Magnetic Stimulation for Aphasia

Published on: May 6, 2016

Measuring and Manipulating Functionally Specific Neural Pathways in the Human Motor System with Transcranial Magnetic Stimulation
09:52

Measuring and Manipulating Functionally Specific Neural Pathways in the Human Motor System with Transcranial Magnetic Stimulation

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  • Analysis of electric fields on nerves using Ansoft HFSS software.
  • Simulation and theoretical calculation of electromagnetic fields at 450-550 KHz.
  • Comparison of power transfer efficiency between vacuum and resonant/non-resonant structures.

    • Main Results:

    • A noninvasive radiofrequency nerve stimulation method was successfully designed and simulated.
    • Power savings of 7.15% were achieved by using resonant structures compared to a vacuum.
    • Electric field distribution was analyzed under different structural conditions.

    Conclusions:

    • The proposed noninvasive radiofrequency nerve stimulation method is feasible.
    • Incorporating resonant structures significantly enhances power transfer efficiency.
    • This approach holds potential for improving the efficacy of noninvasive nerve stimulation therapies.