Fluid Storage Devices, Systems, And Methods

• US 20170043070A1
• Filed: 05/04/2015
• Published: 02/16/2017
• Est. Priority Date: 05/02/2014
• Status: Active Grant

• Current Assignee: Solventum Intellectual Properties Company (Solventum Corp.)
• Original Assignee: KCI Licensing Incorporated (3M Company)
• Inventors: Locke, Christopher Brian, Robinson, Timothy Mark
• Granted Patent: US 10,406,266 B2
• Time in Patent Office: Days
• CPC Class Codes: A61F 13/05 specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
• CPC Class Codes: A61M 1/64 Containers with integrated suction means containers not adapted for subjection to vacuum A61M1/69
• CPC Class Codes: A61M 1/915 Constructional details of the pressure distribution manifold
• CPC Class Codes: A61M 1/985 the dressing itself forming the collection container

Abstract

A system suitable for treating a tissue site may include an interface manifold, an interface sealing member, an absorbent layer, and a storage sealing member. The interface manifold may be positioned in fluid communication at the tissue site. The interface sealing member may be adapted to provide a sealed treatment space relative to the tissue site, and the interface manifold may be positioned in the sealed treatment space. The absorbent layer may be for positioning on an exterior facing side of the interface sealing member. The storage sealing member may be adapted to provide a sealed storage space between the storage sealing member and the exterior facing side of the interface sealing member. The absorbent layer may be positioned in the sealed storage space. Other systems, apparatuses, and methods are disclosed.

Claims

1. A system for treating a tissue site, comprising:

an interface manifold adapted to be positioned at the tissue site and to provide fluid communication with the tissue site;

an interface sealing member having an interior facing side and an exterior facing side, the interface sealing member adapted to provide a sealed treatment space between the interior facing side and the tissue site, the interface manifold sized for positioning in the sealed treatment space;

a receiving site at the exterior facing side of the interface sealing ember;

an absorbent layer for positioning at the receiving site; and

a storage sealing member adapted to provide a sealed storage space between the storage sealing member and the receiving site, the absorbent layer sized for positioning in the sealed storage space.

2. The system of claim 1 further comprising a reduced-pressure source for positioning in fluid communication with the interface manifold.

3. The system of claim 1 further comprising a reduced-pressure source for positioning in fluid communication with the interface manifold through at least the absorbent layer.

4. The system of claim 1, wherein the interface manifold comprises a porous material adapted to distribute reduced pressure to the tissue site.

5. The system of claim 1, wherein the interface manifold comprises foam.

6. The system of claim 1, wherein the interface sealing member comprises a liquid impermeable material adapted to cover the tissue site and tissue surrounding the tissue site.

7. The system of claim 1, wherein a portion of the receiving site is adaptable for providing fluid communication between the exterior facing side and the interior facing side of the interface sealing member.

8. The system of claim 1, wherein a portion of the receiving site is adaptable for providing fluid communication between the absorbent layer and the interface manifold.

9. The system of claim 1, wherein a portion of the receiving site is in fluid communication with the interior facing side of the interface sealing member.

10. The system of claim 1, further comprising a receiving site aperture adapted to be disposed through the interface sealing member at the receiving site for providing fluid communication between the exterior facing side and the interior facing side of the interface sealing member.

11. The system of claim 1, wherein the receiving site comprises a non-adherent treatment, the non-adherent treatment adapted to releaseably secure the storage sealing member to the receiving site.

12. The system of claim 11, wherein the non-adherent treatment comprises a coating of a non-adherent material.

13. The system of claim 1, further comprising a receiving site aperture adapted to be disposed through the interface sealing member at the receiving site for providing fluid communication between the exterior facing side and the interior facing side of the interface sealing member, the receiving site comprising a non-adherent treatment surrounding the receiving site aperture.

14. The system of claim 1, further comprising an interface base layer for positioning between the interface sealing member and the tissue site.

15. The system of claim 14, wherein the interface base layer comprises a hydrocolloid.

16. The system of claim 14, wherein the interface base layer comprises silicone.

17. The system of claim 14, wherein the interface base layer comprises a plurality of interface layer apertures disposed through opposing sides of the interface base layer.

18. The system of claim 17, wherein at least a portion of the interface base layer is adapted to surround the tissue site, and wherein the interface layer apertures are adapted to be in fluid communication with the interface manifold and tissue surrounding the tissue site.

19. The system of claim 17, further comprising an interface layer adhesive in fluid communication with the interface layer apertures, the interface layer adhesive being positioned between the interface sealing member and the interface base layer, the interface layer adhesive adapted to be in fluid communication with tissue surrounding the tissue site through the interface layer apertures.

20. The system of claim 1, further comprising an interface base layer and an interface layer adhesive positioned on the interior facing side of the interface sealing member.

21. The system of claim 1, further comprising an interface layer adhesive positioned on the interior facing side of the interface sealing member for facing the tissue site.

22. The system of claim 1, further comprising a storage base layer for positioning between the storage sealing member and the interface sealing member.

23. The system of claim 22, wherein the storage base layer comprises a hydrocolloid.

24. The system of claim 22, wherein the storage base layer comprises silicone.

25. The system of claim 22, wherein the storage base layer comprises a plurality of storage layer apertures disposed through opposing sides of the storage base layer.

26. The system of claim 25, wherein the storage layer apertures are adapted to be in fluid communication with the receiving site.

27. The system of claim 25, further comprising a storage layer adhesive in fluid communication with the storage layer apertures, the storage layer adhesive being positioned between the storage sealing member and the storage base layer, the storage layer adhesive being in fluid communication with the receiving site through the storage layer apertures.

28. The system of claim 22, wherein the absorbent layer is positioned between the storage sealing member and the storage base layer.

29. The system of claim 1, further comprising a storage base layer and a storage layer adhesive positioned on a side of the storage sealing member adapted to face the receiving site.

30. The system of claim 1, further comprising a storage layer adhesive positioned on a side of the storage sealing member adapted to face the receiving site.

31. The system of claim 1, further comprising a first wicking layer and a second wicking layer for positioning in the sealed storage space, the absorbent layer being positioned between the first wicking layer and the second wicking layer.

32. The system of claim 31, wherein a peripheral portion of the first wicking layer is coupled to a peripheral portion of the second wicking layer to provide a wicking layer enclosure surrounding the absorbent layer between the first and the second wicking layer.

33. The system of claim 2, further comprising a conduit interface positioned proximate to the storage sealing member and in fluid communication with the absorbent layer, the reduced-pressure source for coupling in fluid communication with the conduit interface to provide reduced pressure to the interface manifold through the absorbent layer.

34. An interface sealing ember for treating a tissue site, comprising:

a liquid impermeable material having an interior facing side and an exterior facing side positioned opposite the interior facing side, the liquid impermeable material adapted to cover the tissue site and to provide a sealed treatment space between the interior facing side and the tissue site; and

a receiving site at the exterior facing side of the liquid impermeable material, the receiving site comprising a non-adherent treatment.

35. The interface sealing member of claim 34, further comprising an interface base layer for positioning on the interior facing side of the liquid impermeable material.

36. The interface sealing member of claim 35, wherein the interface base layer is adapted to be positioned between the liquid impermeable material and the tissue site.

37. The interface sealing member of claim 35, wherein the interface base layer comprises hydrocolloid.

38. The interface sealing member of claim 35, wherein the interface base layer comprises silicone.

39. The interface sealing member of claim 35, wherein the interface base layer comprises a plurality of interface layer apertures disposed through opposing sides of the interface base layer.

40. The interface sealing member of claim 39, wherein the interface layer apertures are adapted to be in fluid communication with the sealed treatment space and tissue surrounding the tissue site.

41. The interface sealing member of claim 39, further comprising an interface layer adhesive in fluid communication with the interface layer apertures, the interface layer adhesive positioned between the liquid impermeable material and the interface base layer.

42. The interface sealing member of claim 41, wherein the interface layer adhesive is adapted to be in fluid communication with tissue surrounding the tissue site through the interface layer apertures.

43. The interface sealing member of claim 34, further comprising an interface layer adhesive positioned on the interior facing side of the liquid impermeable material.

44. The interface sealing number of claim 34, wherein the non-adherent treatment comprises a coating of a non-adherent material.

45. The interface sealing member of claim 34, wherein a portion of the receiving site is adaptable for providing fluid communication between the exterior facing side and the interior facing side of the liquid impermeable material.

46. The interface sealing member of claim 34, further comprising a receiving site aperture adapted to be disposed through the liquid impermeable material at the receiving site for providing fluid communication between the exterior facing side and the interior facing side of the liquid impermeable material, wherein the non-adherent treatment surrounds the receiving site aperture.

47. The interface sealing member of claim 34, wherein a portion of the receiving site is adaptable for providing fluid communication between the receiving site and the sealed treatment space.

48. An interface dressing comprising the sealing member of claim 34, the interface dressing further comprising an interface manifold for positioning on the interior facing side of the liquid impermeable material and in the sealed treatment space.

49. The interface dressing of claim 48, wherein a portion of the receiving site is adaptable for providing fluid communication between the receiving site and the interface manifold.

50. The interface dressing of claim 48, wherein the interface manifold comprises foam.

51. The interface dressing of claim 48, wherein the interface manifold is porous and adapted to distribute reduced pressure to the tissue site.

52. The interface dressing of claim 48, wherein the interface manifold is adapted to be positioned on the tissue site and in fluid communication with the tissue site.

53. A method of treating a tissue site, comprising:

positioning an interface dressing on the tissue site and in fluid communication with the tissue site;

releaseably securing a storage dressing to the interface dressing and in fluid communication with the interface dressing;

applying reduced pressure to the storage dressing;

extracting fluid from the tissue site through the interface dressing, the storage dressing being in fluid communication with the tissue site through the interface dressing; and

storing fluid extracted from the interface dressing within the storage dressing.

54. The method of claim 53, wherein a non-adherent treatment is positioned between the interface dressing and the storage dressing.

55. The method of claim 53, wherein the storage dressing is a first storage dressing the method further comprising:

removing the first storage dressing from the interface dressing; and

replacing the first storage dressing with a second storage dressing.

56. The method of claim 55, wherein the second storage dressing is releaseably secured to the interface dressing and in fluid communication with the interface dressing after removing the first storage dressing.

57. The method of claim 55, wherein removing the first storage dressing from the interface dressing occurs after the first storage dressing is substantially full of fluid.

58. The method of claim 53, wherein the interface dressing comprises an interface manifold and an interface sealing member, and wherein positioning the interface dressing on the tissue site comprises:

positioning the interface manifold on the tissue site and in fluid communication with the tissue site; and

covering the interface manifold and tissue surrounding the tissue site with the interface sealing member to provide a sealed treatment space between the interface sealing member and the tissue site.

59. The method of claim 58, further comprising forming an aperture through the interface sealing member, the aperture being adapted to provide fluid communication with the interface manifold through the interface sealing member.

60. The method of claim 59, wherein forming the aperture through the interface sealing member occurs before releaseably securing the storage dressing to the interface dressing.

61. The method of claim 53, wherein the storage dressing comprises an absorbent layer and a storage sealing member, the method further comprising:

positioning the absorbent layer on an exterior facing side of the interface dressing; and

covering the absorbent layer with the storage sealing member to provide a sealed storage space between the storage sealing member and the exterior facing side of the interface dressing.

62. The method of claim 59, wherein the storage dressing comprises an absorbent layer and a storage sealing member, the method further comprising:

positioning the absorbent layer on an exterior facing side of the interface sealing member in fluid communication with the aperture in the interface sealing member; and

covering the absorbent layer with the storage sealing member to provide a sealed storage space between the storage sealing member and the exterior facing side of the interface sealing member.

63. The apparatuses, devices, systems, and methods substantially as shown and described herein.