Device and method for the treatment of pilosebaceous disorders

• US 20050038473A1
• Filed: 07/14/2004
• Published: 02/17/2005
• Est. Priority Date: 07/14/2003
• Status: Abandoned Application

• Current Assignee: Power Paper Ltd. (Products To Go, Inc.)
• Original Assignee: Power Paper Ltd. (Products To Go, Inc.)
• Inventors: Emanuel, Noum, Mavor, Dnnicln, Tamarkin, Dov
• Application Number:
  US10/890,235
• Publication Number:
  US 20050038473A1
• Time in Patent Office: Days
• US Class Current: 607/3
• CPC Class Codes: A61N 1/0432 Anode and cathode
• CPC Class Codes: A61N 1/0436 Material of the electrode
• CPC Class Codes: A61N 1/30 Apparatus for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body, or cataphoresis
• CPC Class Codes: A61N 1/325 for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body electrodes for external use A61N1/0428

Abstract

The present invention discloses a device, kit and a method for the treatment of a disorder of the pilosebaceous unit. Moreover, a device and kit for treatment of a hair growth disorder is disclosed. The kit for treating a hair growth disorder may comprise at least one formulation comprising a hair growth modulating agent and at least one electrically powered device for promoting delivery of the hair growth modulating agent into and/or onto the body area. Preferably, the device is a thin and flexible patch. Methods of using such a device/kit for treatment of a disorder of the pilosebaceous unit is also disclosed.

Claims

1. A kit for treating a hair growth disorder, the kit comprising:

(a) at least one formulation comprising a hair growth modulating agent; and

(b) at least one electrically powered device for promoting delivery of the hair growth modulating agent into and/or onto the body area.

2. The kit of claim 1, wherein the device is an iontophoretic patch.

3. The kit of claim 2, wherein the patch comprises:

(a) at least one first electrode in electrical contact with a first region of the body area;

(b) at least one second electrode in electrical contact with a second region of the body area; and

(c) at least one power supply for supplying electrical energy to the first electrode and the second electrode, wherein the power supply is supported on a base member.

4. The kit of claim 3, wherein the power supply comprises at least one electrochemical cell.

5. The kit of claim 4, wherein the electrochemical cell is thin and flexible.

6. The kit of claim 5, wherein the electrochemical cell is up to 1 mm thick.

7. The kit of claim 3, wherein the first electrode is an anode and the second electrode is a cathode.

8. The kit of claim 4, wherein the electrochemical cell comprises:

(a) a first layer of insoluble negative pole;

(b) a second layer of insoluble positive pole; and

(c) a third layer of aqueous electrolyte disposed between the first and second layers and including;

(i) a deliquescent material for keeping the electrochemical cell wet at all times;

(ii) an electroactive soluble material for obtaining ionic conductivity; and

(iii) a water-soluble polymer for obtaining a desired viscosity for adhering the first and second layers to the third layer.

9. The kit of claim 4, wherein the electrochemical cell has open architecture.

10. The kit of claim 7, wherein the patch comprises an active electrode, and the active electrode is the anode, the cathode or both the anode and the cathode.

11. The kit of claim 1, wherein the formulation is disposed on the active electrode.

12. The kit of claim 1 further comprising a holding component for holding and storing the formulation and having a pore size and a pore density, the holding component contacting a first region of the body area and the active electrode.

13. The kit of claim 12, wherein the holding component is selected from the group consisting of a sponge, separator, non-woven material or substrate base layer.

14. The kit of claim 1, wherein the hair growth modulating agent is applied directly to the body area.

15. The kit of claim 1, wherein the hair growth modulating agent is disposed in the interface area between the electrodes.

16. The kit of claim 15, wherein the kit promotes surface treatment, dermal treatment and transdermal treatment of the body area with the hair growth modulating agent.

17. The kit of claim 1, further comprising:

a conductive layer comprising a conductive composition disposed between the patch and the body area, for providing a conductive interfacing layer between the patch and the body area.

18. The kit of claim 17, wherein the conductive composition is a conductive adhesive.

19. The kit of claim 17, wherein the hair growth modulating agent is contained in the conductive composition.

20. The kit of claim 17, wherein the patch comprises an active electrode and a counter electrode, and the conductive layer is disposed on the active electrode.

21. The kit of claim 1, wherein the treatment is selected from the group consisting of curing, alleviating condition, alleviating symptoms, prevention and a combination thereof.

22. The kit of claim 2, wherein the patch is thin and flexible.

23. The kit of claim 2, wherein the patch is made by a printing method.

24. The kit of claim 2, where the patch further comprises attachment means.

25. The kit of claim 1, wherein the hair growth disorder is selected from the group consisting of any type of hair loss and excessive hair growth, acne, male pattern baldness, androgenic alopecia, alopecia greata, alopecia totalis and alopecia universalis and a combination thereof.

26. The kit of claim 1, wherein the hair growth modulating agent is selected from the group consisting of a hair stimulating agent, a hair growth inhibitory agent, a hair removal agent and a combination thereof.

27. The kit of claim 1, wherein the hair growth modulating agent is selected from the group consisting of androgen inhibitors, inhibitors of ornithine decarboxylase, S-adenosylmethionine decarboxylase, gamma-glutamyl transpeptidase, and transglutaminase, keratin inhibitors, hair growth stimulants, vitamins, growth factors, cytokines, potassium formulations, corticosteroids, minerals, immunomodulators and any combination thereof.

28. The kit of claim 1, wherein the hair growth modulating agent is an agent, which acts directly on the hair follicle.

29. A kit for treating a disorder of the pilosebaceous unit, comprising:

(a) at least one formulation comprising an androgen inhibitor; and

(b) at least one electrically powered device for promoting delivery of the androgen inhibitor into and/or onto a body area comprising pilosebaceous units.

30. The kit of claim 29, wherein the device is an iontophoretic patch.

31. The kit of claim 30, wherein the patch comprises:

(a) at least one first electrode in electrical contact with a first region of the body area;

(b) at least one second electrode in electrical contact with a second region of the body area; and

(c) at least one power supply for supplying electrical energy to the first electrode and the second electrode, wherein the power supply is supported on a base member.

32. The kit of claim 31, wherein the power supply comprises at least one electrochemical cell.

33. The kit of claim 32, wherein the electrochemical cell comprises:

(a) a first layer of insoluble negative pole;

(b) a second layer of insoluble positive pole; and

(c) a third layer of aqueous electrolyte disposed between the first and second layers and including;

(i) a deliquescent material for keeping the electrochemical cell wet at all times;

(ii) an electroactive soluble material for obtaining ionic conductivity; and

(iii) a water-soluble polymer for obtaining a desired viscosity for adhering the first and second layers to the third layer.

34. A device for treatment of a disorder of the pilosebaceous unit comprising a flexible, wearable patch conformable to the contour of a body area surface and comprising:

(a) at least one first electrode adapted to communicate an active substance into the body area by application of an electrical current on the body area surface;

(b) at least one second electrode, facilitating closing of electrical circuit with the body area surface;

(c) at least one power source for providing a current and voltage, connected through a conductive media to the first and second electrode; and

(d) a hair growth modulating agent and or an anti-acne agent for treatment of the disorder.

35. The device of claim 34, further comprising a holding component for holding the hair growth modulating agent and/or anti acne agent.

36. The device of claim 34, wherein the hair growth modulating agent and/or anti acne agent is applied directly to the body area.

37. The device of claim 34, wherein the hair growth modulating agent and/or anti acne agent is disposed in the interface area between the at least one first electrode and the at least one second electrode.

38. A device for treatment of a disorder of the pilosebaceous unit comprising a flexible, wearable patch conformable to the contour of a body area surface and comprising:

(a) at least one first electrode adapted to communicate an active substance into the body area by application of an electrical current on the body area surface;

(b) at least one second electrode, facilitating closing of electrical circuit with the body area surface; and

(c) at least one power source for providing a current and voltage, connected through a conductive media to the first and second electrode;

wherein the electrical current stimulates hair growth.

39. The device of claim 38 further comprising a formulation comprising potassium.

40. The device of claim 38, further comprising a substrate base layer.

41. A method for treating a hair disorder of a body area with an agent for modulating hair growth comprising:

(a) providing at least one electrically powered device for promoting delivery of the hair growth modulating agent into and/or onto the body area;

(b) contacting the body area with the device for a time period wherein the device promotes hair growth modulating agent penetration of the body area surface and underlying tissues;

(c) penetrating of the hair growth modulating agent into and/or onto the body area to treat the hair disorder; and

(d) removing the device from the body area.

42. The method of claim 41 wherein a formulation comprising the hair growth modulating agent is applied onto affected body area prior to the step of contacting the body area with the device.

43. The method of claim 41 wherein a formulation comprising the hair growth modulating agent is applied onto affected body area simultaneously with the device.

44. The method of claim 43, wherein the formulation is disposed on the device.

45. The method of claim 41, wherein the hair growth disorder is baldness.

46. The method of claim 41, wherein the hair growth disorder is selected from the group consisting of male pattern baldness, androgenic alpecia, alopecia greata, alopecia totalis and alopecia universalis and a combination thereof.

47. The method of claim 41, wherein the hair growth disorder is excessive hair growth.

48. The method of claim 41, wherein the hair growth disorder is acne.

49. The method of claim 41, wherein the device comprises:

(a) at least one first electrode in electrical contact with a first region of the body area;

(b) at least one second electrode in electrical contact with a second region of the body area; and

(c) at least one power supply for supplying electrical energy to the first electrode and the second electrode, wherein the power supply is supported on a base member.

50. The method of claim 49, wherein the power supply comprises at least one electrochemical cell.

51. The method of claim 50, wherein the electrochemical cell is thin and flexible.

52. The method of claim 51, wherein the electrochemical cell comprises:

(a) a first layer of insoluble negative pole;

(b) a second layer of insoluble positive pole; and

(c) a third layer of aqueous electrolyte disposed between the first and second layers and including;

(i) a deliquescent material for keeping the electrochemical cell wet at all times;

(ii) an electroactive soluble material for obtaining ionic conductivity; and

(iii) a water-soluble polymer for obtaining a desired viscosity for adhering the first and second layers to the third layer.

59. The method of claim 50, wherein the hair growth disorder is excessive hair growth.

53. A method for treating a disorder of the pilosebaceous unit comprising:

(a) providing at least one electrically powered device;

(b) contacting the pilosebaceous unit body area with the device for a time period wherein the device provides electrical stimulation to the body area;

(c) stimulating the pilosebaceous unit body area to treat the disorder; and

(d) removing the device from the body area.

54. The method of claim 53, wherein the disorder is a hair growth disorder.

55. The method of claim 53, wherein the disorder is acne.

56. The method of claim 53, further comprising the step of applying a formulation comprising potassium to modulate hair growth.

57. The method of claim 53, wherein the hair growth disorder is baldness.

58. The method of claim 53, wherein the hair growth disorder is selected from the group consisting of male pattern baldness, androgenic alpecia, alopecia greata, alopecia totalis and alopecia universalis and a combination thereof.

60. The method of claim 53, wherein the device comprises:

(a) at least one first electrode in electrical contact with a first region of the body area;

(b) at least one second electrode in electrical contact with a second region of the body area; and

(c) at least one power supply for supplying electrical energy to the first electrode and the second electrode, wherein the power supply is supported on a base member.

61. The method of claim 60, wherein the power supply comprises at least one electrochemical cell.

62. The method of claim 61, wherein the electrochemical cell is thin and flexible.

63. The method of claim 62, wherein the electrochemical cell comprises:

(a) a first layer of insoluble negative pole;

(b) a second layer of insoluble positive pole; and

(c) a third layer of aqueous electrolyte disposed between the first and second layers and including;

(i) a deliquescent material for keeping the electrochemical cell wet at all times;

(ii) an electroactive soluble material for obtaining ionic conductivity; and

(iii) a water-soluble polymer for obtaining a desired viscosity for adhering the first and second layers to the third layer.