IP Library Granted Patent US 11,691,024
Granted Patent B2
US 11,691,024 · App. 17/752,294 · Granted Jul 4, 2023

Aesthetic method of biological structure treatment by magnetic field

Inventors: Tomás Schwarz (Prague, CZ); Ondra Prouza (Ricany u Prahy, CZ)
Assignee: BTL Medical Solutions A.S.
A61N2/008A61N2/006A61N2/02
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Quick Facts
Patent No.
US 11,691,024
App. No.
17/752,294
Granted
Jul 4, 2023
Kind
B2
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.

Claims (69)

1. A treatment device for enhancing a visual appearance of a patient, the treatment device comprising:

an applicator comprising a first magnetic field generating coil,

wherein the applicator is configured to be adhesively attached to a body region of the patient, and

wherein the body region comprises a buttock or an abdomen; and

a first switch configured to discharge a capacitor to the first magnetic field generating coil such that the first magnetic field generating coil generates 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 0.5 Tesla to 7 Tesla,

wherein the first time-varying magnetic field comprises a first plurality of pulses, a second plurality of pulses, and a third plurality of pulses,

wherein the first plurality of pulses has a first repetition rate,

wherein the second plurality of pulses has a second repetition rate different from the first repetition rate, and

wherein the third plurality of pulses has a third repetition rate different from each of the first repetition rate and the second repetition rate,

wherein the first magnetic field generating coil is configured to be cooled, and

wherein the first time-varying magnetic field is configured to be applied to the body region such that the first time-varying magnetic field causes muscle contractions to cause enhancing of the visual appearance of the patient.

2. The treatment device of claim 1 , further comprising a fluid conduit configured to direct a cooling media to the applicator such that the first magnetic field generating coil is cooled by the cooling media.

3. The treatment device of claim 1 , wherein the applicator further comprises a blower configured to direct a fluid cooling media into the applicator such that the first magnetic field generating coil is cooled by the fluid cooling media.

4. The treatment device of claim 3 , wherein the fluid cooling media is air.

5. The treatment device of claim 1 , further comprising:

a second magnetic field generating coil; and

a second switch configured to be switched such that the second magnetic field generating coil generates a second 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,

wherein the second time-varying magnetic field is applied to the body region and causes muscle contractions.

6. The treatment device of claim 1 , further comprising at least one radiofrequency electrode.

7. The treatment device of claim 6 , further comprising a HF frequency generator configured to provide energy for a radiofrequency treatment with a frequency in a range of hundreds of kHz to hundreds of GHz.

8. The treatment device of claim 7 , wherein the first magnetic field generating coil is encircled by the at least one radiofrequency electrode.

9. The treatment device of claim 1 , wherein the capacitor has a capacitance in a range of 100 nF to 1 mF.

10. The treatment device of claim 1 , wherein the applicator comprises a first side portion and a second side portion,

wherein the first side portion is configured to be in contact with the patient and is at least partially concave, and

wherein the second side portion is configured to be farther from the patient than the first side portion.

11. A treatment device for enhancing a visual appearance of a patient, the treatment device comprising:

an applicator comprising a first magnetic field generating coil;

a switch configured to be switched to repetitively discharge a first capacitor, the first capacitor configured to be repetitively discharged to the first magnetic field generating coil such that the first magnetic field generating coil generates a first time-varying magnetic field with a magnetic flux density in a range of 0.5 Tesla and 7 Tesla; and

a second magnetic field generating coil configured to repetitively generate a second time-varying magnetic field with a repetition rate in a range of 1 Hz to 300 Hz and a maximal value of magnetic flux density derivative in a range of 0.5 kT/s to 400 kT/s,

wherein the first magnetic field generating coil and the second magnetic field generating coil are configured to be positioned proximate to a body region comprising a buttock or an abdomen,

wherein the applicator is configured to be coupled by an adhesive layer to the body region,

wherein the first magnetic field generating coil is coupled to the adhesive layer, wherein the adhesive layer is configured to be in contact with skin of the patient,

wherein the first magnetic field generating coil and the second magnetic field generating coil are configured to be cooled by a fluid cooling media, and

wherein the first time-varying magnetic field and the second time-varying magnetic field are configured to be applied to the body region such that muscle contractions occur to cause enhancing of the visual appearance of the patient.

12. The treatment device of claim 11 , wherein each of the first time-varying magnetic field and the second time-varying magnetic field comprises biphasic impulses.

13. The treatment device of claim 12 , wherein the first magnetic field generating coil and the second magnetic field generating coil are both circular.

14. The treatment device of claim 12 , wherein the first magnetic field generating coil and the second magnetic field generating coil are configured to generate respective time-varying magnetic fields with a magnetic fluence in a range of 25 T·cm 2 and 5000 T·cm 2 .

15. The treatment device of claim 12 , wherein the first magnetic field generating coil and the second magnetic field generating coil are both flat.

16. The treatment device of claim 11 , wherein the applicator further comprises a casing, and wherein the first magnetic field generating coil is coupled to the casing such that the fluid cooling media is configured to flow in-between the casing and the first magnetic field generating coil.

17. A treatment device for enhancing a visual appearance of a patient, the treatment device comprising:

a first applicator comprising a first magnetic field generating coil;

a first capacitor configured to be repetitively discharged to the first magnetic field generating coil such that the first magnetic field generating coil generates a first time-varying magnetic field with an impulse duration in a range of 3 μs and 1 ms and a magnetic flux density in a range of 0.8 Tesla to 7 Tesla;

a second applicator comprising a second magnetic field generating coil configured to repetitively generate a second 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 0.5 Tesla to 7 Tesla; and

an adhesive layer comprising a polymer or copolymer, the adhesive layer configured to couple the first applicator to a body region comprising a buttock or an abdomen,

wherein the first magnetic field generating coil and the second magnetic field generating coil are configured to be cooled, and

wherein the first time-varying magnetic field and the second time-varying magnetic field are configured to be applied to muscles in the body region such that muscle contractions occur to cause enhancing of the visual appearance of the patient.

18. The treatment device of claim 17 , further comprising a belt, wherein the first applicator is configured to be coupled to the body region by the belt.

19. The treatment device of claim 17 , wherein each of the first time-varying magnetic field and the second time-varying magnetic field comprises biphasic impulses.

20. The treatment device of claim 17 , wherein the first time-varying magnetic field comprises a first plurality of pulses with a first repetition rate, a second plurality of pulses with a second repetition rate different from the first repetition rate, and a third plurality of pulses with a third repetition rate different from each of the first repetition rate and the second repetition rate, and

wherein the second time-varying magnetic field comprises a fourth plurality of pulses with the first repetition rate, a fifth plurality of pulses with the second repetition rate, and a sixth plurality of pulses with the third repetition rate.

21. The treatment device of claim 20 , wherein an amplitude of the magnetic flux density of the first plurality of pulses or an amplitude of the second plurality of pulses increases.

22. The treatment device of claim 17 , further comprising a radiofrequency electrode to provide a radiofrequency treatment to the body region to heat the body region.

23. The treatment device of claim 22 , further comprising a bolus configured to be positioned between the radiofrequency electrode and skin in the body region, wherein the bolus is configured to increase the homogeneity of the radiofrequency waves application to the body region.

24. A method of treatment of a patient for enhancing a visual appearance of the patient, the method comprising:

positioning a first applicator to a body region of the patient, wherein the body region comprises a buttock or an abdomen, and wherein the first applicator comprises a first magnetic field generating coil;

positioning a second applicator to the body region, wherein the second applicator comprises a second magnetic field generating coil;

coupling the first applicator and the second applicator to the body region by an adhesive layer comprising a polymer or a copolymer;

discharging a first capacitor to the first magnetic field generating coil to generate a first time-varying magnetic field with a repetition rate in a range of 1 Hz to 300 Hz and a maximal value of magnetic flux density derivative in a range of 0.5 kT/s to 400 kT/s;

generating a second time-varying magnetic field with a repetition rate in a range of 1 Hz to 300 Hz and a maximal value of magnetic flux density derivative in a range of 0.5 kT/s to 400 kT/s by the second magnetic field generating coil;

cooling the first magnetic field generating coil and the second magnetic field generating coil; and

applying the first time-varying magnetic field and the second time-varying magnetic field to the body region such that the muscle contractions occur to cause enhancing of the visual appearance of the patient.

25. The method of claim 24 , further comprising:

generating a first plurality of pulses of the first time-varying magnetic field with a first repetition rate, a second plurality of pulses of the first time-varying magnetic field with a second repetition rate different from the first repetition rate, and a third plurality of pulses with a third repetition rate different from each of the first repetition rate and the second repetition rate; and

generating a fourth plurality of pulses of the second time-varying magnetic field with the first repetition rate, a fifth plurality of pulses of the second time-varying magnetic field with the second repetition rate, and a sixth plurality of pulses of the second time-varying magnetic field with the third repetition rate.

26. The method of claim 25 , wherein at least one of the first, second, third, fourth, fifth, or sixth plurality of pulses comprises a plurality of pulses with an increasing amplitude of magnetic flux density or an increasing repetition rate of the sequential pulses.

27. The method of claim 24 , further comprising coupling the first applicator and the second applicator to the body region by a belt.

28. The method of claim 24 , 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.

29. The method of claim 24 , further comprising directing a fluid cooling media to the first applicator and the second applicator such that the fluid cooling media flows over an upper side and a lower side of the respective magnetic field generating coil.

30. The method of claim 24 , further comprising discharging a second capacitor to the second magnetic field generating coil to generate the second time-varying magnetic field.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 13, 2022
From: BTL HEALTHCARE TECHNOLOGIES A.S.
To: BTL MEDICAL SOLUTIONS A.S.
Reel/Frame 061414/0311 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 5, 2022
From: BTL HEALTHCARE TECHNOLOGIES A.S.
To: BTL MEDICAL SOLUTIONS A.S.
Reel/Frame 063272/0050 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2022
From: BTL MEDICAL TECHNOLOGIES S.R.O.
To: BTL HEALTHCARE TECHNOLOGIES A.S.
Reel/Frame 060206/0540 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2022
From: SCHWARZ, TOMÁS; PROUZA, ONDRA
To: MEDICAL TECHNOLOGIES CZ A.S.
Reel/Frame 060386/0603 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2022
From: MEDICAL TECHNOLOGIES CZ A.S.
To: BTL MEDICAL TECHNOLOGIES S.R.O.
Reel/Frame 060386/0607 →
Continuity (19)
Continuation 16915640 · Jun 29, 2020
Continuation 16674144 · Nov 5, 2019
Continuation 16218735 · Dec 13, 2018
Continuation In Part 16196798 · Nov 20, 2018
Continuation In Part 16196837 · Nov 20, 2018
Continuation In Part 16042093 · Jul 23, 2018
Continuation In Part 16034752 · Jul 13, 2018
Continuation In Part 16034793 · Jul 13, 2018
Continuation In Part 15344811 · Nov 7, 2016
Continuation In Part 15954783 · Apr 17, 2018
Continuation In Part 15862410 · Jan 4, 2018
Continuation In Part 15860443 · Jan 2, 2018
Continuation In Part 15601719 · May 22, 2017
Continuation In Part 15473390 · Mar 29, 2017
Continuation In Part 15446951 · Mar 1, 2017
Continuation In Part 15404384 · Jan 12, 2017
Continuation In Part 15178455 · Jun 9, 2016
Continuation In Part 15151012 · May 10, 2016
Related Publication 20220280803A1 · Sep 8, 2022
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