CA3066090A1 - Spacer layer for use in a wound dressing - Google Patents
Spacer layer for use in a wound dressing Download PDFInfo
- Publication number
- CA3066090A1 CA3066090A1 CA3066090A CA3066090A CA3066090A1 CA 3066090 A1 CA3066090 A1 CA 3066090A1 CA 3066090 A CA3066090 A CA 3066090A CA 3066090 A CA3066090 A CA 3066090A CA 3066090 A1 CA3066090 A1 CA 3066090A1
- Authority
- CA
- Canada
- Prior art keywords
- layer
- wound
- nonwoven fabric
- treatment apparatus
- dressing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 231
- 239000002250 absorbent Substances 0.000 claims abstract description 268
- 230000002745 absorbent Effects 0.000 claims abstract description 253
- 210000000416 exudates and transudate Anatomy 0.000 claims abstract description 65
- 238000000034 method Methods 0.000 claims abstract description 51
- 208000027418 Wounds and injury Diseases 0.000 claims description 652
- 206010052428 Wound Diseases 0.000 claims description 650
- 239000004745 nonwoven fabric Substances 0.000 claims description 273
- 239000000463 material Substances 0.000 claims description 191
- 239000012530 fluid Substances 0.000 claims description 121
- 239000004744 fabric Substances 0.000 claims description 56
- 239000000835 fiber Substances 0.000 claims description 56
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- 229920001651 Cyanoacrylate Polymers 0.000 description 2
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- 239000004593 Epoxy Substances 0.000 description 2
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- MWCLLHOVUTZFKS-UHFFFAOYSA-N Methyl cyanoacrylate Chemical compound COC(=O)C(=C)C#N MWCLLHOVUTZFKS-UHFFFAOYSA-N 0.000 description 2
- 208000031650 Surgical Wound Infection Diseases 0.000 description 2
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- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
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- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
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- 208000035874 Excoriation Diseases 0.000 description 1
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- RJQXTJLFIWVMTO-TYNCELHUSA-N Methicillin Chemical compound COC1=CC=CC(OC)=C1C(=O)N[C@@H]1C(=O)N2[C@@H](C(O)=O)C(C)(C)S[C@@H]21 RJQXTJLFIWVMTO-TYNCELHUSA-N 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
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- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
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- 239000011496 polyurethane foam Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
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- 230000002940 repellent Effects 0.000 description 1
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- 229920000431 shape-memory polymer Polymers 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/05—Bandages or dressings; Absorbent pads 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]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01008—Non-adhesive bandages or dressings characterised by the material
- A61F13/01017—Non-adhesive bandages or dressings characterised by the material synthetic, e.g. polymer based
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01021—Non-adhesive bandages or dressings characterised by the structure of the dressing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01021—Non-adhesive bandages or dressings characterised by the structure of the dressing
- A61F13/01029—Non-adhesive bandages or dressings characterised by the structure of the dressing made of multiple layers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/0206—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/0206—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings
- A61F13/0209—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings comprising superabsorbent material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/96—Suction control thereof
- A61M1/962—Suction control thereof having pumping means on the suction site, e.g. miniature pump on dressing or dressing capable of exerting suction
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Materials For Medical Uses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762527922P | 2017-06-30 | 2017-06-30 | |
| US201762527959P | 2017-06-30 | 2017-06-30 | |
| US62/527,959 | 2017-06-30 | ||
| US62/527,922 | 2017-06-30 | ||
| PCT/EP2018/066575 WO2019002086A2 (en) | 2017-06-30 | 2018-06-21 | SPACING LAYER FOR USE IN A DRESSING |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3066090A1 true CA3066090A1 (en) | 2019-01-30 |
Family
ID=62713000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3066090A Pending CA3066090A1 (en) | 2017-06-30 | 2018-06-21 | Spacer layer for use in a wound dressing |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20210137744A1 (enExample) |
| EP (1) | EP3644915A2 (enExample) |
| JP (1) | JP7272964B2 (enExample) |
| CN (1) | CN110753531B (enExample) |
| AU (1) | AU2018293064A1 (enExample) |
| CA (1) | CA3066090A1 (enExample) |
| WO (1) | WO2019002086A2 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3829515A1 (en) | 2018-08-01 | 2021-06-09 | KCI Licensing, Inc. | Soft-tissue treatment with negative pressure |
| CA3134953A1 (en) | 2019-03-29 | 2020-10-08 | Kci Licensing, Inc. | Negative-pressure treatment with area stabilization |
| EP3946502A1 (en) | 2019-03-29 | 2022-02-09 | KCI Licensing, Inc. | Dressing with integrated pump and releasably coupled pump actuator |
| US20220339041A1 (en) * | 2019-08-22 | 2022-10-27 | Kci Licensing, Inc. | System And Method For Wound Dressing Moisture Management Using Forced Airflow |
| WO2021033051A1 (en) * | 2019-08-22 | 2021-02-25 | Kci Licensing, Inc. | Forced airflow moisture management extremity dressing |
| US12251295B2 (en) * | 2019-12-04 | 2025-03-18 | Kci Manufacturing Unlimited Company | Dressing with spacer fabric to promote medial tension |
| CN115192759B (zh) * | 2022-07-26 | 2023-11-24 | 中原工学院 | 基于毛细效应具有伤口湿度控制功能的生物基医用纤维材料及其制备方法 |
| CN120435272A (zh) * | 2022-12-28 | 2025-08-05 | 墨尼克医疗用品有限公司 | 负压伤口治疗敷料 |
| EP4651917A1 (en) * | 2023-02-22 | 2025-11-26 | Solventum Intellectual Properties Company | Dressing device for negative pressure wound therapy system |
| EP4428279A1 (de) * | 2023-03-10 | 2024-09-11 | Iprotex GmbH & Co. KG | Textiles flächengebilde und verfahren zu dessen herstellung |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6440114B1 (en) * | 1909-11-14 | 2002-08-27 | The Procter & Gamble Company | Disposable absorbent article having fecal management layer |
| MX9300424A (es) * | 1992-11-06 | 1994-05-31 | Kimberly Clark Co | Tela laminada fibrosa y metodo y aparato para la fabricacion de la misma. |
| CA2105026C (en) * | 1993-04-29 | 2003-12-16 | Henry Louis Griesbach Iii | Shaped nonwoven fabric and method for making the same |
| CN1241928A (zh) * | 1996-12-23 | 2000-01-19 | 普罗克特和甘保尔公司 | 局部用胶粘剂安全固定到佩戴者皮肤上的一次性吸湿用品 |
| JP4098243B2 (ja) * | 2001-12-03 | 2008-06-11 | トレドガー フィルム プロダクツ コーポレイション | 有孔不織布複合体及びその製造方法 |
| US20030203691A1 (en) * | 2002-04-30 | 2003-10-30 | Kimberly-Clark Worldwide, Inc. | Nonwoven materials having surface features |
| GB0316192D0 (en) * | 2003-07-11 | 2003-08-13 | Univ Leeds | Hydro link spacer fabrics |
| WO2005007962A1 (en) * | 2003-07-11 | 2005-01-27 | Nonwovens Innovation & Research Institute Limited | Nonwoven spacer fabric |
| GB0508528D0 (en) | 2005-04-27 | 2005-06-01 | Smith & Nephew | SAI with macrostress |
| US7753894B2 (en) | 2004-04-27 | 2010-07-13 | Smith & Nephew Plc | Wound cleansing apparatus with stress |
| US20060020234A1 (en) * | 2004-07-21 | 2006-01-26 | Lin-Shing Chou | Absorbent sac wound dressing |
| WO2011087871A2 (en) | 2009-12-22 | 2011-07-21 | Smith & Nephew, Inc. | Apparatuses and methods for negative pressure wound therapy |
| CN102802582B (zh) * | 2010-03-18 | 2014-11-19 | Sca卫生用品公司 | 制造用于保持排泄物的层压材料幅的方法以及用于制造吸收性物品的方法 |
| US9061095B2 (en) | 2010-04-27 | 2015-06-23 | Smith & Nephew Plc | Wound dressing and method of use |
| GB201006983D0 (en) * | 2010-04-27 | 2010-06-09 | Smith & Nephew | Wound dressing |
| EP2731708A1 (en) | 2011-07-13 | 2014-05-21 | InstrAction GmbH | Composite material for chromatographic applications |
| KR20140044906A (ko) * | 2011-07-14 | 2014-04-15 | 스미쓰 앤드 네퓨 피엘씨 | 상처 드레싱 및 치료 방법 |
| WO2013175306A2 (en) | 2012-05-23 | 2013-11-28 | Smith & Nephew Plc | Apparatuses and methods for negative pressure wound therapy |
| CN104884008B (zh) * | 2012-08-01 | 2020-02-28 | 史密夫及内修公开有限公司 | 伤口敷料 |
| JP6492016B2 (ja) * | 2013-02-12 | 2019-03-27 | エレクトロケミカル オキシジェン コンセプツ インコーポレーテッド | 創傷処置用被覆材 |
| CA2947302C (en) * | 2014-05-09 | 2023-05-23 | Kci Licensing, Inc. | Dressing with contracting layer for linear tissue sites |
| EP3157484B1 (en) * | 2014-06-18 | 2020-02-26 | Smith & Nephew plc | Wound dressing |
| US20160074254A1 (en) * | 2014-09-12 | 2016-03-17 | The Procter & Gamble Company | Nonwoven Material Having Discrete Three-Dimensional Deformations Forming Protrusions Having A Varying Width And Wide Base Openings |
| EP3203954B1 (en) * | 2014-10-06 | 2018-12-05 | KCI Licensing, Inc. | Multi-function dressing structure for negative-pressure therapy |
| AU2016256204C1 (en) * | 2015-04-27 | 2022-03-31 | Smith & Nephew Plc | Reduced pressure apparatuses |
| US10076594B2 (en) | 2015-05-18 | 2018-09-18 | Smith & Nephew Plc | Fluidic connector for negative pressure wound therapy |
| CN106079658A (zh) * | 2016-06-14 | 2016-11-09 | 新昌县敏影服饰有限公司 | 一种双面亲水表层打孔的卫材专用非织造布及其生产工艺 |
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- 2018-06-21 US US16/624,772 patent/US20210137744A1/en not_active Abandoned
- 2018-06-21 AU AU2018293064A patent/AU2018293064A1/en not_active Abandoned
- 2018-06-21 EP EP18733581.5A patent/EP3644915A2/en active Pending
- 2018-06-21 CN CN201880039458.4A patent/CN110753531B/zh active Active
- 2018-06-21 CA CA3066090A patent/CA3066090A1/en active Pending
- 2018-06-21 JP JP2019568374A patent/JP7272964B2/ja active Active
Also Published As
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|---|---|
| US20210137744A1 (en) | 2021-05-13 |
| CN110753531B (zh) | 2022-04-12 |
| WO2019002086A2 (en) | 2019-01-03 |
| WO2019002086A3 (en) | 2019-02-07 |
| JP7272964B2 (ja) | 2023-05-12 |
| JP2020525075A (ja) | 2020-08-27 |
| CN110753531A (zh) | 2020-02-04 |
| EP3644915A2 (en) | 2020-05-06 |
| AU2018293064A1 (en) | 2019-12-05 |
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