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| 국가/구분 | United States(US) Patent 등록 |
|---|---|
| 국제특허분류(IPC7판) |
|
| 출원번호 | US-0334510 (2014-07-17) |
| 등록번호 | US-10201643 (2019-02-12) |
| 발명자 / 주소 |
|
| 출원인 / 주소 |
|
| 인용정보 | 피인용 횟수 : 0 인용 특허 : 201 |
Systems, methods, and apparatuses are presented that facilitate the provision of reduced pressure to a tissue site by using a delivery-and-fluid-storage bridge, which separates liquids and gases and provides a flow path for reduced pressure. In one instance, a delivery-and-fluid-storage bridge inclu
Systems, methods, and apparatuses are presented that facilitate the provision of reduced pressure to a tissue site by using a delivery-and-fluid-storage bridge, which separates liquids and gases and provides a flow path for reduced pressure. In one instance, a delivery-and-fluid-storage bridge includes a delivery manifold for delivering reduced pressure to a treatment manifold at the tissue site and an absorbent layer proximate the delivery manifold adapted to receive and absorb liquids. The delivery manifold and the absorbent layer are encapsulated in an encapsulating pouch. A first aperture is formed proximate a first longitudinal end of the delivery-and-fluid-storage bridge for fluidly communicating reduced pressure to the delivery manifold from a reduced-pressure source, and a second aperture is formed on a patient-facing side of the delivery-and-fluid-storage bridge. Reduced pressure is transferred to the tissue site via the second aperture. Other systems, apparatuses, and methods are disclosed.
1. A delivery-and-fluid-storage bridge, comprising: a delivery manifold extending along a length of the delivery-and-fluid-storage bridge for delivering reduced pressure through the delivery-and-fluid-storage bridge;an absorbent layer proximate the delivery manifold adapted to receive and store flui
1. A delivery-and-fluid-storage bridge, comprising: a delivery manifold extending along a length of the delivery-and-fluid-storage bridge for delivering reduced pressure through the delivery-and-fluid-storage bridge;an absorbent layer proximate the delivery manifold adapted to receive and store fluids, wherein the absorbent layer has an outer surface and an interior portion, the delivery manifold has an outer surface and an interior portion, and the outer surface of the delivery manifold is configured to be adjacent to the outer surface of the absorbent layer;a first encapsulating layer and a second encapsulating layer having an inner surface at least partially enclosing the delivery manifold and the absorbent layer;a first aperture formed proximate a first longitudinal end of the delivery-and-fluid-storage bridge for fluidly communicating reduced pressure to the delivery manifold from a reduced-pressure source;a second aperture formed proximate a second longitudinal end of the delivery-and-fluid-storage bridge for transmitting reduced pressure to a tissue site; anda conduit at the second longitudinal end of the delivery-and-fluid-storage bridge, the conduit being a lumen substantially isolated from fluid communication with the delivery manifold and the absorbent layer along the length of the delivery-and-fluid-storage bridge. 2. The delivery-and-fluid-storage bridge of claim 1, wherein the delivery manifold comprises a non-absorbent material and the absorbent layer comprises is a highly-absorbent material. 3. The delivery-and-fluid-storage bridge of claim 1, wherein the delivery manifold comprises a material with a plurality of flow channels that distribute fluids and the absorbent layer comprises at least one of the following: capillary-containing material, super absorbent fibers, hydrofibers, sodium carboxymethyl cellulose, alginate, and sodium polyacrylate. 4. The delivery-and-fluid-storage bridge of claim 1, further comprising an adhesive member proximate the second aperture. 5. The delivery-and-fluid-storage bridge of claim 1, wherein the absorbent layer comprises a capillary-containing material. 6. The delivery-and-fluid-storage bridge of claim 1, further comprising a hydrophobic filter proximate the first aperture for preventing fluids from exiting the delivery-and-fluid-storage bridge. 7. The delivery-and-fluid-storage bridge of claim 1, wherein the delivery-and-fluid-storage bridge has a reservoir portion with a plan view surface area A1 and a placement portion with a plan view surface area A2, and wherein A1>A2. 8. The delivery-and-fluid-storage bridge of claim 1, wherein the first encapsulating layer and the second encapsulating layer are formed from an integral piece of polyurethane. 9. A delivery-and-fluid-storage bridge for use with a reduced-pressure treatment system, the delivery-and-fluid-storage bridge comprising: a plurality of delivery manifolds extending along a length of the delivery-and-fluid-storage bridge for delivering reduced pressure to a tissue site;an absorbent layer adapted to receive and absorb fluids, wherein the absorbent layer has an outer surface and an interior portion;wherein the absorbent layer is disposed between at least two delivery manifolds of the plurality of delivery manifolds;an encapsulating pouch encapsulating the plurality of delivery manifolds and the absorbent layer, the encapsulating pouch comprising: a first encapsulating layer and a second encapsulating layer having an inner surface at least partially enclosing the plurality of delivery manifolds and the absorbent layer, the second encapsulating layer comprising a patient-facing side of the delivery-and-fluid-storage bridge,a first aperture formed on the first encapsulating layer proximate a first longitudinal end of the delivery-and-fluid-storage bridge for fluidly communicating reduced pressure to the delivery manifolds from a reduced-pressure source, anda second aperture formed on the patient-facing side of the second encapsulating layer for transmitting reduced pressure to the tissue site anda conduit disposed within the encapsulating pouch and extending substantially along the length of the delivery-and-fluid-storage bridge. 10. The delivery-and-fluid-storage bridge of claim 9, wherein the absorbent layer comprises a capillary-containing material. 11. The delivery-and-fluid-storage bridge of claim 9, wherein the plurality of delivery manifolds comprises a plurality of foam members. 12. The delivery-and-fluid-storage bridge of claim 9, further comprising a micro-pump coupled to the first longitudinal end of the delivery-and-fluid-storage bridge. 13. The delivery-and-fluid-storage bridge of claim 9, further comprising a micro-pump coupled to the first longitudinal end of the delivery-and-fluid-storage bridge, wherein the micro-pump comprises a piezoelectric pump. 14. The delivery-and-fluid-storage bridge of claim 9, further comprising a micro-pump and a remote battery, the micro-pump coupled to the first longitudinal end of the delivery-and-fluid-storage bridge, wherein the micro-pump comprises a piezoelectric pump, and wherein the remote battery is coupled to the piezoelectric pump. 15. The delivery-and-fluid-storage bridge of claim 9, further comprising a micro-pump fluidly coupled to the first longitudinal end of the delivery-and-fluid-storage bridge, wherein the micro-pump comprises a piezoelectric pump, and wherein a remote battery is coupled to and proximate to the piezoelectric pump. 16. The delivery-and-fluid-storage bridge of claim 9, further comprising a separation portion formed proximate the first longitudinal end inboard of the first aperture. 17. The delivery-and-fluid-storage bridge of claim 9, further comprising an adhesive member proximate the second aperture on the patient-facing side of the delivery-and-fluid-storage bridge. 18. The delivery-and-fluid-storage bridge of claim 9, further comprising a hydrophobic filter proximate the first aperture. 19. The delivery-and-fluid-storage bridge of claim 9, wherein the delivery-and-fluid-storage bridge has a reservoir portion with a plan view surface area A1 and a placement portion with a plan view surface area A2, and wherein A1>A2. 20. The delivery-and-fluid-storage bridge of claim 9, further comprising a wicking layer coupled to the patient-facing side of the second encapsulating layer. 21. The delivery-and-fluid-storage bridge of claim 9, further comprising an odor-control layer disposed within the encapsulating pouch. 22. The delivery-and-fluid-storage bridge of claim 9, wherein the conduit is substantially isolated from fluid communication with the plurality of delivery manifolds and the absorbent layer along the length of the delivery-and-fluid-storage bridge. 23. A method for treating a tissue site, the method comprising: providing a delivery-and-fluid-storage bridge, comprising: a delivery manifold extending along a length of the delivery-and-fluid-storage bridge, the delivery manifold comprising a first material,an absorbent layer proximate the delivery manifold adapted to receive and store fluids, the absorbent layer comprising a second material,wherein the absorbent layer has an outer surface and an interior portion, the delivery manifold has an outer surface and an interior portion, and the outer surface of the delivery manifold is configured to be adjacent to the outer surface of the absorbent layer, andan encapsulating pouch having an inner surface encapsulating the delivery manifold and the absorbent layer;placing a second longitudinal end of the delivery-and-fluid-storage bridge at the tissue site;applying a reduced pressure to a first longitudinal end of the delivery-and-fluid-storage bridge;communicating the reduced pressure through the delivery manifold to the tissue site through the second longitudinal end of the delivery-and-fluid-storage bridge;monitoring pressure proximate the tissue site through a conduit having an end positioned at the second longitudinal end of the delivery-and-fluid-storage bridge, the conduit disposed within the encapsulating pouch and being substantially isolated from fluid communication with the delivery manifold and the absorbent layer along the length of the delivery-and-fluid-storage bridge; andwicking liquids extracted from the tissue site through the second longitudinal end into the absorbent layer. 24. The method of claim 23, further comprising using an adhesive to fluidly seal the second longitudinal end of the delivery-and-fluid-storage bridge over the tissue site. 25. The method of claim 23, further comprising placing a treatment manifold proximate the tissue site; and placing a sealing member over the treatment manifold. 26. The method of claim 23, wherein applying a reduced pressure to the first longitudinal end comprises supplying reduced pressure from a reduced-pressure source to the first longitudinal end, and wherein there is no canister between the reduced-pressure source and the first longitudinal end. 27. The method of claim 23, wherein the absorbent layer comprises a capillary-containing material. 28. The method of claim 23, wherein the first material comprises a non-absorbent material and the second material comprises a highly-absorbent material. 29. The method of claim 23, wherein the first material comprises a material with a plurality of flow channels that distribute fluids and the second material comprises at least one of the following: capillary-containing material, super absorbent fibers, hydrofibers, sodium carboxymethyl cellulose, alginate, and sodium polyacrylate. 30. The method of claim 23, wherein wicking liquids extracted from the tissue site comprises wicking the liquids into the absorbent layer and storing substantially all the liquids received in the absorbent layer. 31. The method of claim 23, wherein wicking liquids extracted from the tissue site comprises wicking the liquids into the absorbent layer and storing substantially all the liquids received in the absorbent layer, and further comprising signaling when the absorbent layer is full. 32. A method of manufacturing a delivery-and-fluid-storage bridge, comprising: providing a delivery manifold;placing an absorbent layer proximate the delivery manifold, wherein the absorbent layer has an outer surface and an interior portion, the delivery manifold has an outer surface and an interior portion, and the outer surface of the delivery manifold is configured to be adjacent to the outer surface of the absorbent layer;encapsulating the delivery manifold and the absorbent layer in an encapsulating pouch, the encapsulating pouch comprising a first encapsulating layer and a second encapsulating layer having an inner surface at least partially enclosing the delivery manifold and the absorbent layer, the second encapsulating layer comprising a second, patient-facing side of the delivery-and-fluid-storage bridge;forming a first aperture proximate a first longitudinal end of the delivery-and-fluid-storage bridge for fluidly communicating reduced pressure to the delivery manifold from a reduced-pressure source;forming a second aperture on the second, patient-facing side of the second encapsulating layer for transmitting reduced pressure to a tissue site; anddisposing a conduit within the encapsulating pouch, wherein the conduit extends along a length of the delivery-and-fluid-storage bridge. 33. The method of manufacturing of claim 32, wherein the absorbent layer comprises a capillary-containing material. 34. The method of manufacturing of claim 32, wherein the delivery manifold comprises a plurality of foam members. 35. The method of manufacturing of claim 32, further comprising coupling a micro-pump to the first longitudinal end of the delivery-and-fluid-storage bridge. 36. The method of manufacturing of claim 32, further comprising coupling a micro-pump to the first longitudinal end of the delivery-and-fluid-storage bridge, wherein the micro-pump comprises a piezoelectric pump. 37. The method of manufacturing of claim 32, further comprising coupling a micro-pump to the first longitudinal end of the delivery-and-fluid-storage bridge, wherein the micro-pump comprises a piezoelectric pump, the method further comprising coupling a remote battery to the piezoelectric pump. 38. The method of manufacturing of claim 32, further comprising forming a separation portion of the delivery-and-fluid-storage bridge proximate the first longitudinal end and inboard of the first aperture. 39. The method of manufacturing of claim 32, further comprising applying an adhesive member proximate the second aperture on the patient-facing side of the delivery-and-fluid-storage bridge. 40. The method of manufacturing of claim 32, further comprising placing a hydrophobic filter proximate the first aperture. 41. The method of manufacturing of claim 32, wherein the delivery-and-fluid-storage bridge has a reservoir portion with a plan view surface area A1 and a placement portion with a plan view surface area A2, and wherein A1>A2. 42. The method of manufacturing of claim 32, further comprising coupling a wicking layer to the second, patient-facing side of the second encapsulating layer. 43. The method of manufacturing of claim 32, further comprising disposing an odor-control layer within the encapsulated pouch. 44. The method of manufacturing of claim 32, wherein the conduit is substantially isolated from fluid communication with the delivery manifold and the absorbent layer along the length of the delivery-and-fluid-storage bridge. 45. The delivery-and-fluid-storage bridge of claim 1, wherein the conduit has an end positioned at the second longitudinal end of the delivery-and-fluid-storage bridge, and wherein the conduit extends substantially along the length of the delivery-and-fluid-storage bridge. 46. The delivery-and-fluid-storage bridge of claim 1, wherein the conduit is disposed between the first encapsulating layer and the second encapsulating layer and substantially isolated from fluid communication with the delivery manifold and the absorbent layer between the first longitudinal end and the second longitudinal end of the delivery-and-fluid-storage bridge. 47. The method of claim 23, further comprising determining a fluid saturation level within the delivery-and-fluid-storage bridge based upon a comparison of the reduced pressure applied to the first longitudinal end with a pressure monitored proximate the tissue site, wherein the pressure monitored proximate the tissue site is monitored at the second longitudinal end of the delivery-and-fluid-storage bridge. 48. The method of claim 23, further comprising determining a fluid saturation level within the delivery-and-fluid-storage bridge based upon a comparison of the reduced pressure applied to the first longitudinal end with a pressure monitored proximate the tissue site, wherein the pressure monitored proximate the tissue site is monitored at the tissue site. 49. The method of claim 23, further comprising comparing the reduced pressure applied to the first longitudinal end with a pressure monitored proximate the tissue site by the conduit. 50. A delivery-and-fluid-storage bridge, comprising: a delivery manifold extending along a length of the delivery-and-fluid-storage bridge;an encapsulating pouch having an inner surface enclosing the delivery manifold;a first aperture proximate a first longitudinal end of the delivery-and-fluid-storage bridge;a second aperture proximate a second longitudinal end of the delivery-and-fluid-storage bridge; anda conduit at the second longitudinal end of the delivery-and-fluid-storage bridge, the conduit being substantially isolated from fluid communication with the delivery manifold along the length of the delivery-and-fluid-storage bridge, wherein the conduit is configured to be disposed at or near a tissue site at the second longitudinal end of the delivery-and-fluid-storage bridge. 51. The delivery-and-fluid-storage bridge of claim 50, wherein the conduit extends substantially along the length of the delivery-and-fluid-storage bridge. 52. The delivery-and-fluid-storage bridge of claim 50, wherein the conduit is disposed within the encapsulating pouch. 53. The delivery-and-fluid-storage bridge of claim 50, wherein the delivery manifold comprises a porous material adapted to communicate fluid. 54. The delivery-and-fluid-storage bridge of claim 50, further comprising an absorbent layer proximate the delivery manifold adapted to receive and store fluids, wherein the encapsulating pouch is adapted to enclose the delivery manifold and the absorbent layer. 55. The delivery-and-fluid-storage bridge of claim 54, wherein the conduit is substantially isolated from fluid communication with the delivery manifold and the absorbent layer along the length of the delivery-and-fluid-storage bridge. 56. The delivery-and-fluid-storage bridge of claim 54, wherein the delivery manifold comprises a non-absorbent material and the absorbent layer comprises a highly-absorbent material. 57. The delivery-and-fluid-storage bridge of claim 50, wherein the encapsulating pouch comprises a first encapsulating layer and a second encapsulating layer enclosing the delivery manifold. 58. The delivery-and-fluid-storage bridge of claim 57, wherein the first aperture is formed on the first encapsulating layer. 59. The delivery-and-fluid-storage bridge of claim 57, wherein the second aperture is formed on a second, patient-facing side of the second encapsulating layer. 60. The delivery-and-fluid-storage bridge of claim 50, wherein the first aperture is proximate the delivery manifold. 61. The delivery-and-fluid-storage bridge of claim 50, wherein the conduit has an end disposed at the second longitudinal end of the delivery-and-fluid-storage bridge. 62. The delivery-and-fluid-storage bridge of claim 50, wherein the first aperture is adapted to be fluidly coupled to a reduced-pressure source and the second aperture is adapted to be fluidly coupled to a tissue site. 63. A delivery-and-fluid-storage bridge, comprising: a first manifold having an outer surface an interior portion extending along a length of the delivery-and-fluid-storage bridge;a second manifold having an outer surface and interior portion;an encapsulating pouch having an inner surface enclosing the first manifold and the second manifold;a first aperture proximate a first longitudinal end of the delivery-and-fluid-storage bridge;a second aperture proximate a second longitudinal end of the delivery-and-fluid-storage bridge; anda longitudinal sheet disposed within the encapsulating pouch between the first manifold and the second manifold. 64. The delivery-and-fluid-storage bridge of claim 63, wherein the encapsulating pouch comprises a first encapsulating layer and a second encapsulating layer, and wherein the longitudinal sheet is coupled to at least a portion of the first encapsulating layer and at least a portion of the second encapsulating layer. 65. The delivery-and-fluid-storage bridge of claim 63, wherein at least a portion of the inner surface of the encapsulating pouch and the longitudinal sheet define a conduit having a lumen. 66. The delivery-and-fluid-storage bridge of claim 65, wherein the second manifold is disposed within the lumen.
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