Magnetic coil for pulsed electromagnetic field
First Claim
1. A therapeutic coil for pulsed electromagnetic fields comprising:
- a core comprising an insulated material and a magnetic shielding material,an electrical conductor wrapped a plurality of turns around said core to form a coil.
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Accused Products
Abstract
A portable electronic PEMF apparatus comprises a PEMF coil, power supply, and electronic switching means contained therein. The power supply along with the switching means provide periodic electric power to the PEMF coil. The PEME coil comprises multiple turns of a conductive wire around a core with an elongated cross section. The core comprises a magnetic shield layer of materials such as mu metal or soft iron. The power supply comprises a battery, a regulated voltage source and unregulated voltage source from the battery and electronic switching circuit, powered by the regulated voltage, for electrically connecting the unregulated voltage source to the coil. The electronic switching circuit is tuned to periodically provide power to the coil at a frequency to generate a non-inverting, varying electromagnetic field from the coil.
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Citations
10 Claims
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1. A therapeutic coil for pulsed electromagnetic fields comprising:
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a core comprising an insulated material and a magnetic shielding material, an electrical conductor wrapped a plurality of turns around said core to form a coil. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A system for generating a pulsed electromagnetic field for a therapeutic coil, said system comprising:
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a core comprising an insulated material and a magnetic shielding material, an electrically conductive wire wrapped a plurality of turns around said core to form a coil, a battery for causing a current to flow in said coil to generate a magnetic field, a solid state switching circuit connected to said battery and said coil for controlling current flow from said battery and to said coil, and a control circuit for operating said solid state switching circuit at a frequency. - View Dependent Claims (10)
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Specification