Aesthetic method of biological structure treatment by magnetic field

Patent metadata

Field	Value
Publication number	US-11266852-B2
Application number	US-201916664524-A
Country	US
Kind code	B2
Filing date	Oct 25, 2019
Priority date	Jul 1, 2016
Publication date	Mar 8, 2022
Grant date	Mar 8, 2022

Abstract

Combined methods for treating a patient using time-varying magnetic field are described. The treatment methods combine various approaches for aesthetic treatment. The methods are focused on enhancing a visual appearance of the patient.

First claim

What is claimed is:

1. A treatment device for enhancing a visual appearance of a patient, the treatment device comprising:
a first magnetic field generating coil having a first inductance;
a second magnetic field generating coil having a second inductance,
wherein the second inductance is equal to the first inductance;

a capacitor configured to be discharged to the first magnetic field generating coil such that the first magnetic field generating coil generates a first time-varying magnetic field, and to be discharged to the second magnetic field generating coil such that the second magnetic field generating coil generates a second time-varying magnetic field,
wherein the first time-varying magnetic field has an impulse duration in a range of 3 μs to 1 ms, a repetition rate in a range of 1 Hz to 300 Hz, and a magnetic flux density in a range of 0.1 Tesla to 7 Tesla on a surface of the first magnetic field generating coil,
wherein the second time-varying magnetic field has an impulse duration in a range of 3 μs to 1 ms, a repetition rate in a range of 1 Hz to 300 Hz, and a magnetic flux density in a range of 0.1 Tesla to 7 Tesla on a surface of the second magnetic field generating coil,
wherein the first and the second magnetic field generating coils are each configured to generate a first plurality of magnetic pulses for a first time period,
wherein the first plurality of magnetic pulses has a first repetition rate,
wherein the first and the second magnetic field generating coils are each configured to generate a second plurality of magnetic pulses for a second time period,
wherein the second plurality of magnetic pulses has a second repetition rate,
wherein the first repetition rate differs from the second repetition rate,
wherein the first magnetic field generating coil is configured to apply the first time-varying magnetic field to the patient and the second magnetic field generating coil is configured to apply the second time-varying magnetic field to the patient,
wherein the first and second time-varying magnetic fields are each applied in one treatment session, and
wherein the magnetic flux densities of the first and second time-varying magnetic fields are sufficient to cause a muscle contraction in the patient to enhance the visual appearance of the patient.

2. The treatment device of claim 1 , wherein the first and the second magnetic field generating coils are each planar and circular and
wherein the treatment device is configured such that the magnetic flux density of the first time-varying magnetic field can be adjusted independently of the magnetic flux density of the second time-varying magnetic field.

3. The treatment device of claim 1 , wherein the first and the second magnetic field generating coils are each configured to be coupled to the patient by a belt.

4. The treatment device of claim 1 , wherein the first magnetic field generating coil and the second magnetic field generating coil are each configured to be coupled to the patient by a positioning member such that the first time-varying magnetic field is applied to a first area of a body region of the patient and the second time-varying magnetic field is applied to a second area of the body region of the patient,
wherein the first area differs from the second area, and
wherein the body region comprises one of a buttocks or an abdomen.

5. The treatment device of claim 1 , wherein:
the first time-varying magnetic field is generated with a first treatment parameter, the first treatment parameter comprising at least one of a magnetic flux density, a repetition rate, or a treatment duration,
the second time-varying magnetic field is generated with a second treatment parameter, the second treatment parameter comprising at least one of a magnetic flux density, a repetition rate, or a treatment duration,
the first treatment parameter and the second treatment parameter are the same,
the first plurality of magnetic pulses of the first time-varying magnetic field comprises a third plurality of impulses assembled into a triangular envelope and a fourth plurality of impulses assembled into a rectangular envelope,
the first plurality of magnetic pulses of the second time-varying magnetic field comprises a fifth plurality of impulses assembled into a triangular envelope and a sixth plurality of impulses assembled into a rectangular envelope, and
wherein the impulses of the first and the second time-varying magnetic field are biphasic.

6. The treatment device of claim 5 , wherein:
the first plurality of magnetic pulses of the first time-varying magnetic field comprises a seventh plurality of pulses, wherein the third, fourth, and seventh plurality of pulses together are assembled into a trapezoidal envelope,
the first plurality of magnetic pulses of the second time-varying magnetic field comprises an eighth plurality of pulses, wherein the fifth, sixth, and eighth plurality of pulses together are assembled into a trapezoidal envelope,
the first and the second time-varying magnetic fields are generated simultaneously, and
the first and the second magnetic field generating coils are each configured to be coupled to the patient by a belt.

7. The treatment device of claim 1 , wherein:
each of the first time-varying magnetic field and the second time-varying magnetic field comprises biphasic impulses of the respective time-varying magnetic field,
the first and the second magnetic field generating coils are each planar,
the first magnetic field generating coil is configured to generate biphasic impulses of the first time-varying magnetic field such that a magnetic flux density of subsequent impulses of the first time-varying magnetic field increases linearly, and
the second magnetic field generating coil is configured to generate biphasic impulses of the second time-varying magnetic field such that a magnetic flux density of subsequent impulses of the second time-varying magnetic field increases linearly.

8. The treatment device of claim 1 , wherein:
the first and the second magnetic field generating coils are each planar,
the first magnetic field generating coil is configured to generate a first plurality of biphasic impulses and a second plurality of biphasic impulses of the first time-varying magnetic field with a constant repetition rate such that the first plurality of the biphasic impulses of the first time-varying magnetic field is assembled into a triangular envelope and the second plurality of the biphasic impulses of the first time-varying magnetic field is assembled into a rectangular envelope, and
the second magnetic field generating coil is configured to generate a first plurality of biphasic impulses and a second plurality of biphasic impulses of the second time-varying magnetic field with a constant repetition rate such that the first plurality of biphasic impulses of the second time-varying magnetic field is assembled into a triangular envelope and the second plurality of biphasic impulses of the second time-varying magnetic field is assembled into a rectangular envelope.

9. A treatment device for enhancing a visual appearance of a patient, the treatment device comprising:
a first magnetic field generating coil and a second magnetic field generating coil,
wherein both of the first and second magnetic field generating coils are planar;

a first applicator,
wherein the first applicator comprises the first magnetic field generating coil,
wherein the first magnetic field generating coil is configured to generate a first time-varying magnetic field with a repetition rate in a range of 1 Hz to 300 Hz and a magnetic flux density in a range of 0.1 Tesla to 7 Tesla on a surface of the first magnetic field generating coil,

wherei

Assignees

• Btl Healthcare Technologies As

Inventors

• Schwarz Tomás
• Prouza Ondra

Classifications

• A61B90/361 Primary

  Image-producing devices, e.g. surgical cameras · CPC title

• A61N2/004

  specially adapted for a specific therapy · CPC title

• A61F2007/0095

  with a temperature indicator · CPC title

• A61N5/0616

  Skin treatment other than tanning · CPC title

• A61F2007/0054

  with a closed fluid circuit, e.g. hot water · CPC title