FOCUSED MAGNETIC FIELDS
First Claim
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1. A Transcranial Magnetic Stimulation system for stimulating a neuronal target, the system comprising:
- at least one primary Transcranial Magnetic Stimulation electromagnet;
a focusing electromagnet adjacent to the primary Transcranial Magnetic Stimulation electromagnet; and
a stimulation controller configured to coordinate activation of the primary Transcranial Magnetic Stimulation electromagnet and the focusing electromagnet, so that the field emitted by the focusing electromagnet focuses the magnetic field emitted by the primary electromagnet.
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Accused Products
Abstract
Devices, systems and methods are provided applicable to Transcranial Magnetic Stimulation (TMS) for focusing the magnetic fields generated by electromagnets. In particular, devices, systems and methods including focusing electromagnets and focusing shapes are described.
144 Citations
15 Claims
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1. A Transcranial Magnetic Stimulation system for stimulating a neuronal target, the system comprising:
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at least one primary Transcranial Magnetic Stimulation electromagnet; a focusing electromagnet adjacent to the primary Transcranial Magnetic Stimulation electromagnet; and a stimulation controller configured to coordinate activation of the primary Transcranial Magnetic Stimulation electromagnet and the focusing electromagnet, so that the field emitted by the focusing electromagnet focuses the magnetic field emitted by the primary electromagnet. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A Transcranial Magnetic Stimulation system for stimulating a neuronal target, the system comprising:
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at least one primary Transcranial Magnetic Stimulation electromagnet having a focusing shape, wherein the in a primary Transcranial Magnetic Stimulation electromagnet comprises a planar region corresponding to the area of maximal field intensity emitted by the primary Transcranial Magnetic Stimulation electromagnet, wherein the planar region is configured to be placed in the closest location to the intended target, and wherein the more lateral regions of the primary Transcranial Magnetic Stimulation electromagnet are directed backwards and away from the planar region, whereby the magnetic field produced by lateral regions is separated from the neuronal target region. - View Dependent Claims (8, 9)
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10. A Transcranial Magnetic Stimulation system for stimulating a neuronal target, the system comprising:
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at least one primary Transcranial Magnetic Stimulation electromagnet having a focusing shape; a focusing electromagnet adjacent to the primary Transcranial Magnetic Stimulation electromagnet; and a stimulation controller configured to coordinate activation of the primary Transcranial Magnetic Stimulation electromagnet and the focusing electromagnet so that the field emitted by the focusing electromagnet narrows and focuses the magnetic field emitted by the primary electromagnet.
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11. A Transcranial Magnetic Stimulation method for stimulating a neuronal target tissue, the method comprising:
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positioning at least one primary Transcranial Magnetic Stimulation electromagnet adjacent to a subject'"'"'s head; and emitting a magnetic field from the primary Transcranial Magnetic Stimulation electromagnet toward a neuronal target; and focusing the field emitted by the Transcranial Magnetic Stimulation electromagnet by energizing a focusing electromagnet located adjacent to the primary Transcranial Magnetic Stimulation electromagnet, so that the field emitted by the focusing electromagnet counterbalances a portion of the magnetic field emitted by the primary electromagnet. - View Dependent Claims (12, 13, 14)
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15. A Transcranial Magnetic Stimulation method for stimulating a neuronal target tissue, the method comprising:
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positioning at least one primary Transcranial Magnetic Stimulation electromagnet adjacent to a subject'"'"'s head, wherein the primary Transcranial Magnetic Stimulation is configured in a focusing shape having a planar region corresponding to the area of maximal field intensity emitted by the primary Transcranial Magnetic Stimulation electromagnet and lateral regions extending backwards and away from the planar region; orienting the primary Transcranial Magnetic Stimulation electromagnet so that the planar region is positioned toward the neuronal target; and emitting a magnetic field from the primary Transcranial Magnetic Stimulation electromagnet toward the neuronal target.
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Specification