Aesthetic method of biological structure treatment by magnetic field
In combined methods for treating a patient using time-varying magnetic field, treatment methods combine various approaches for aesthetic treatment. A magnetic field generating device is placed proximate to a body region of the patient. The magnetic field generating device generates a time-varying magnetic field with a magnetic flux density in a range of 0.5 to 7 Tesla. The time-varying magnetic field is applied to the body region of the patient in order to cause a contraction of a muscle within the body region. A second therapy may be used by applying one or more of optical waves, radio frequency waves, mechanical waves, negative or positive pressure or heat to the body region of the patient.
1 . A device for applying a time-varying magnetic field to a patient, the device comprising:
an energy storage device comprising a capacitor configured to provide energy to a magnetic field generating device;
a switching device configured to enable discharge of the energy storage device to the magnetic field generating device to generate the time-varying magnetic field;
an applicator comprising:
the magnetic field generating device comprising a coil, wherein the magnetic field generating device is configured to generate the time-varying magnetic field having a magnetic flux density in a range of 0.1 Tesla to 7 Tesla,
wherein the time-varying magnetic field comprises a plurality of magnetic pulses,
wherein a magnetic pulse of the plurality of magnetic pulses comprises a biphasic magnetic impulse, and
wherein the magnetic flux density comprises an amplitude; and
a blower positioned proximate to a circumference of the magnetic field generating device and configured to direct air proximate to the magnetic field generating device to remove heat from the magnetic field generating device,
an outlet configured to enable the air to flow out of the applicator;
a handle disposed such that the outlet is positioned between the handle and the magnetic field generating device;
wherein the device is configured to form a trapezoidal envelope from the plurality of magnetic pulses having the magnetic flux density,
wherein the trapezoidal envelope comprises a first time period, a second time period, and a third time period,
wherein the amplitude of the magnetic flux density increases over the first time period,
wherein the amplitude of the magnetic flux density remains constant over the second time period,
wherein the amplitude of the magnetic flux density decreases over the third time period, and
wherein the applicator is configured to apply the time-varying magnetic field to the patient.
2 . The device of claim 1 , wherein the first time period has a time duration in a range of 0.5 seconds to 2 seconds.
3 . The device of claim 2 , wherein the second time period has a time duration in a range of 0.5 seconds to 1.5 seconds.
4 . The device of claim 1 , wherein a time duration of the first time period and the second time period is in a range of 1 second to 3 seconds.
5 . The device of claim 1 , wherein the device is configured to provide a second plurality of magnetic pulses, and wherein a repetition rate of the plurality of magnetic pulses is different than a repetition rate of the second plurality of magnetic pulses.
6 . The device of claim 5 , wherein the magnetic field generating device is configured to generate the time-varying magnetic field having a maximal value of a magnetic flux density derivative in a range of 0.3 kT/s to 800 kT/s, and wherein the magnetic field generating device is a planar coil.
7 . The device of claim 1 , wherein the handle and the applicator form a closed-loop orifice.
8 . The device of claim 1 , wherein the applicator is further configured to be placed into a static position via an adjustable flexible belt.
9 . A device for applying a time-varying magnetic field to a patient, the device comprising:
an energy storage device comprising a capacitor configured to provide energy to a magnetic field generating device;
a switching device configured to enable discharge of the energy storage device to the magnetic field generating device to generate the time-varying magnetic field,
an applicator comprising:
a casing; and
the magnetic field generating device comprising a planar coil;
wherein the magnetic field generating device is coupled to the casing by at least one fastening point such that the magnetic field generating device is spaced apart from the casing;
wherein the magnetic field generating device is configured to generate the time-varying magnetic field having a magnetic flux density in a range of 0.1 Tesla to 7 Tesla,
wherein the time-varying magnetic field comprises a plurality of magnetic pulses having a repetition rate in a range of 1 Hz to 300 Hz; and
wherein each magnetic pulse of the plurality of magnetic pulses comprises a biphasic magnetic impulse;
a blower positioned at a position around a perimeter of the magnetic field generating device, wherein the blower is configured to provide a flow of air proximate to the magnetic field generating device,
wherein the at least one fastening point is configured to enable the air to flow between the magnetic field generating device and the casing;
wherein the device is configured to form a trapezoidal envelope from the plurality of magnetic pulses having the magnetic flux density,
wherein the trapezoidal envelope comprises a first time period, a second time period, and a third time period,
wherein an amplitude of the magnetic flux density increases over the first time period,
wherein the amplitude of the magnetic flux density remains constant over the second time period,
wherein the amplitude of the magnetic flux density decreases over the third time period, and
wherein the applicator is configured to apply the time-varying magnetic field to the patient.
10 . The device of claim 9 , wherein the second time period has a time duration in a range of 0.5 seconds to 1.5 seconds.
11 . The device of claim 10 , wherein the magnetic field generating device comprises a circular coil, wherein the device further comprises a positioning arm, and wherein the applicator further comprises a latching member configured to be positioned into the positioning arm.
12 . The device of claim 10 , wherein a time duration of the first time period and the second time period is in a range of 1 second to 3 seconds.
13 . The device of claim 9 , wherein the applicator is configured to be placed into a static position by an adjustable flexible belt.
14 . The device of claim 9 , wherein the casing of the applicator comprises a marker above a center of the magnetic field generating device, wherein the marker is configured to enable positioning of the applicator.
15 . The device of claim 9 , wherein the applicator comprises an open-ended U-shaped region.
16 . The device of claim 15 , wherein the applicator is configured to be positioned to the patient, and
wherein the applicator comprises a handle configured to be positioned less proximate to the patient than to the magnetic field generating device.
17 . The device of claim 9 , wherein the applicator further comprises a closed-loop orifice and an outlet, wherein the outlet is configured to enable the air to flow out of the applicator, wherein the closed-loop orifice is positioned less proximate to the magnetic field generating device than to the outlet.
18 . A device for applying a time-varying magnetic field to a patient, the device comprising:
a main body;
an applicator comprising:
a magnetic field generating device comprising a coil including a litz-wire,
wherein the magnetic field generating device is configured to generate the time-varying magnetic field having a magnetic flux density in a range of 0.1 Tesla to 7 Tesla,
wherein the time-varying magnetic field comprises a plurality of magnetic pulses; and
a blower positioned at a position around a circumference of the magnetic field generating device and configured to provide a cooling fluid proximate to the magnetic field generating device;
a positioning arm comprising:
a first end attached to the main body;
a second end;
a sleeve configured for removable attachment of the applicator on the second end; and
links connected by joints, wherein the links are configured to be movable;
an energy storage device comprising a capacitor configured to provide energy to the magnetic field generating device; and
a switching device configured to enable discharge of the energy storage device to the magnetic field generating device to generate the time-varying magnetic field; and
wherein the device is configured to form a trapezoidal envelope from the plurality of magnetic pulses having the magnetic flux density,
wherein the trapezoidal envelope comprises a first time period, a second time period, and a third time period;
wherein an amplitude of the magnetic flux density increases over the first time period,
wherein the amplitude of the magnetic flux density remains constant over the second time period,
wherein the amplitude of the magnetic flux density decreases over the third time period, and
wherein the applicator is configured to apply the time-varying magnetic field to the patient.
19 . The device of claim 18 , wherein the positioning arm comprises a screw configured to lock at least one link.
20 . The device of claim 18 , wherein the applicator further comprises a latching member, wherein the sleeve of the positioning arm comprises a gap, and wherein the latching member is configured to fit the gap.
21 . The device of claim 18 , wherein the cooling fluid is air.
22 . The device of claim 21 , wherein the magnetic field generating device is a circular coil.
23 . The device of claim 18 , wherein the first time period has a time duration in a range of 0.5 seconds to 1.5 seconds.
24 . The device of claim 18 , wherein the second time period has a time duration in a range of 0.5 seconds to 1.5 seconds.
25 . The device of claim 18 , wherein the device is configured to provide a protocol comprising the plurality of magnetic pulses forming the trapezoidal envelope and a time duration when no time-varying magnetic field is generated.
26 . The device of claim 25 , wherein the applicator is configured to be placed into a static position by an adjustable flexible belt.
27 . A method of applying a time-varying magnetic field to a patient, the method comprising:
charging an energy storage device, the energy storage device comprising a capacitor;
switching a switching device in order to discharge the energy storage device and provide energy to a magnetic field generating device to generate the time-varying magnetic field with a magnetic flux density in a range of 0.1 Tesla to 7 Tesla;
generating a plurality of magnetic pulses of the time-varying magnetic field;
cooling the magnetic field generating device by a cooling media provided by a blower positioned at a position around a circumference of the magnetic field generating device; and
applying the time-varying magnetic field to the patient,
wherein each magnetic pulse of the plurality of magnetic pulses comprises a biphasic magnetic impulse,
wherein the magnetic field generating device and the blower are positioned within a casing of an applicator,
wherein the magnetic field generating device comprises a litz-wire,
wherein an amplitude of the magnetic flux density of the plurality of magnetic pulses is formed into a trapezoidal envelope comprising a first time period, a second time period, and a third time period,
wherein the amplitude of the magnetic flux density increases over the first time period,
wherein the amplitude of the magnetic flux density remains constant over the second time period, and
wherein the amplitude of the magnetic flux density decreases over the third time period.
28 . The method of claim 27 , further comprising positioning the applicator to the patient, wherein the applicator is positioned using a marker on the applicator, wherein the marker is above a center of the magnetic field generating device.
29 . The method of claim 27 , further comprising applying the trapezoidal envelope to the patient to improve a local blood circulation of the patient, and directing the cooling media out of the applicator through an outlet positioned less proximate to the patient than the magnetic field generating device.
30 . The method of claim 27 , wherein the method further comprises applying a plurality of trapezoidal envelopes within one treatment protocol comprising a first plurality of magnetic pulses with a first repetition rate and a second plurality of magnetic pulses with a second repetition rate, wherein the first repetition rate is different from the second repetition rate, and
wherein the applying step has a duration between 15 minutes to 120 minutes.