COLD THERAPY DEVICE

• US 20130261712A1
• Filed: 02/13/2013
• Published: 10/03/2013
• Est. Priority Date: 03/23/2012
• Status: Abandoned Application

• Current Assignee: Pfizer Inc.
• Original Assignee: Pfizer Inc.
• Inventors: EBEL, JAMES PATRICK, FRANCO, MARLE, LOOMIS, ERIK DOUGLAS
• Application Number:
  US13/766,342
• Publication Number:
  US 20130261712A1
• Time in Patent Office: Days
• US Class Current: 607/112
• CPC Class Codes: A61F 2007/0219 Gels
• CPC Class Codes: A61F 2007/0225 connected to the body or a part thereof
• CPC Class Codes: A61F 2007/0244 with layers
• CPC Class Codes: A61F 2007/0247 Using a substance with high conductivity
• CPC Class Codes: A61F 2007/0253 using a substance with low conductivity A61F2007/025 takes precedence
• CPC Class Codes: A61F 2007/0268 having a plurality of compartments being filled with a heat carrier heat packs stored in pockets A61F2007/023, A61F2007/0238
• CPC Class Codes: A61F 2007/0292 using latent heat produced or absorbed during phase change of materials, e.g. of super-cooled solutions
• CPC Class Codes: A61F 2007/108 Cold packs, i.e. devices to be cooled or frozen in refrigerator or freezing compartment
• CPC Class Codes: A61F 7/02 Compresses or poultices for effecting heating or cooling
• CPC Class Codes: A61F 7/10 Cooling bags, e.g. ice-bags

Abstract

The present invention is directed to a device for absorbing heat from a body. More particularly, the invention pertains to an improved device which utilizes a gel material comprising liquids and solids to absorb, over an extended period of time, heat from a body. The present invention also includes methods of providing cold therapy treatment to a user

Claims

1. A multi-use cold pack device comprising:

a. an attachment wrap having a highly adjustable fastening zone;

b. a body-side insulation layer;

c. a clothing-side insulation layer; and

d. a multi-cell gel composition, wherein said gel composition does not include an antifreeze component.

5. A multi-use cold pack device according to any one of claims 1 to 4, wherein the thickness of said body-side insulation layer is thinner than the thickness of said clothing-side insulation layer.

6. A multi-use cold pack device according to any one of claims 1 to 4, wherein said body-side insulation layer has an R-value of 0.001 m²-K/W to 0.01 m²-K/W.

7. A multi-use cold pack device according to any one of claims 1 to 4, wherein said clothing-side insulation layer has an R-value that is greater than 0.01 m²-K/W.

8. A multi-use cold pack device according to any one of claims 1 to 4, wherein said body-side insulation layer has an R-value of 0.001 m²-K/W to 0.01 m²-K/W and said clothing-side insulation layer has an R-value that is greater than 0.01 m²-K/W.

9. A multi-use cold pack device according to any one of claims 1 to 4, wherein said gel composition freezes into a solid form at a temperature between −

5°

C. to 5°

C.

13. A multi-use cold pack device according to any one of claims 1 to 4, wherein said gel composition when placed in contact with a user'"'"'s skin reduces said skin temperature by at least 10°

C.

14. A multi-use cold pack device according to any one of claims 1 to 4, wherein said gel composition when placed in contact with a user'"'"'s skin maintains a reduced temperature of said user'"'"'s skin for about 15 minutes to about 60 minutes.

15. A multi-use cold pack device according to any one of claims 1 to 4, wherein said gel composition when placed in contact with a user'"'"'s skin maintains a reduced temperature of said user'"'"'s skin for at least about 15 minutes.

16. A multi-use cold pack device according to any one of claims 1 to 4, wherein said gel composition further comprises a thermochromic dye.

17. A multi-use cold pack device according to any one of claims 1 to 4, wherein each of the individual cells of said gel composition have a thickness of about 2 mm to 20 mm.

18. A method of treating pain in a user by applying the multi-use cold pack device according to any one of claims 1 to 17.

19. A method of reducing inflammation or swelling in a user by applying the multi-use cold pack device according to any one of claims 1 to 17.

20. A method of reducing skin temperature in a user by ≧

10°

C. by applying the multi-use cold pack device according to any one of claims 1 to 17.

21. A method of maintaining reduced skin temperature of a user by ≧

10°

C. by;

(i) applying the multi-use cold pack device according to any one of claims 1 to 17; and

(ii) removing said multi-use cold pack device after about 60 minutes.

22. A method of maintaining reduced skin temperature of a user by ≧

10°

C. by;

(i) applying the multi-use cold pack device according to any one of claims 1 to 17; and

(ii) removing said multi-use cold pack device after no less than 10 minutes.

2. A multi-use cold pack device comprising:

a. an attachment wrap comprising a Z-configuration and having a highly adjustable fastening zone;

b. a body-side insulation layer;

c. a clothing-side insulation layer; and

d. a multi-cell gel composition, wherein said gel composition does not include an antifreeze component.

3. A multi-use cold pack device comprising:

a. an attachment wrap comprising a Z-configuration and having a highly adjustable fastening zone, and further comprising a corrugated material;

b. a body-side insulation layer;

c. a clothing-side insulation layer; and

d. a multi-cell gel composition, wherein said gel composition does not include an antifreeze component.

10. A multi-use cold pack device according to claim 3 or 4, wherein said corrugated material uniformly stretches to no more than 15% necking.

11. A multi-use cold pack device according to claim 3 or 4, wherein said corrugated material uniformly stretches to no more than 10% necking.

12. A multi-use cold pack device according to claim 3 or 4, wherein said corrugated material uniformly stretches to no more than 5% necking.

4. A multi-use cold pack device comprising:

a. an attachment wrap comprising a corrugated material and having a highly adjustable fastening zone;

b. a body-side insulation layer;

c. a clothing-side insulation layer; and

d. a multi-cell gel composition, wherein said gel composition does not include an antifreeze component.