AU2023236747A1 - Wound dressing - Google Patents
Wound dressing Download PDFInfo
- Publication number
- AU2023236747A1 AU2023236747A1 AU2023236747A AU2023236747A AU2023236747A1 AU 2023236747 A1 AU2023236747 A1 AU 2023236747A1 AU 2023236747 A AU2023236747 A AU 2023236747A AU 2023236747 A AU2023236747 A AU 2023236747A AU 2023236747 A1 AU2023236747 A1 AU 2023236747A1
- Authority
- AU
- Australia
- Prior art keywords
- layer
- wound
- contact layer
- dressing
- adhesive
- 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
- 239000010410 layer Substances 0.000 claims abstract description 662
- 239000012790 adhesive layer Substances 0.000 claims abstract description 101
- 230000002093 peripheral effect Effects 0.000 claims abstract description 21
- 239000006260 foam Substances 0.000 claims description 88
- 239000000853 adhesive Substances 0.000 claims description 65
- 230000001070 adhesive effect Effects 0.000 claims description 65
- 239000002594 sorbent Substances 0.000 claims description 7
- 229920000058 polyacrylate Polymers 0.000 claims description 6
- 229940070721 polyacrylate Drugs 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 230000001419 dependent effect Effects 0.000 claims 1
- 206010052428 Wound Diseases 0.000 description 397
- 208000027418 Wounds and injury Diseases 0.000 description 397
- 210000000416 exudates and transudate Anatomy 0.000 description 58
- 239000002250 absorbent Substances 0.000 description 45
- 230000002745 absorbent Effects 0.000 description 37
- 239000012530 fluid Substances 0.000 description 23
- 230000014759 maintenance of location Effects 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 15
- 238000010521 absorption reaction Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 229920005830 Polyurethane Foam Polymers 0.000 description 10
- 239000004814 polyurethane Substances 0.000 description 10
- 229920002635 polyurethane Polymers 0.000 description 8
- 238000009826 distribution Methods 0.000 description 7
- 239000013464 silicone adhesive Substances 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- 239000011496 polyurethane foam Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 5
- 238000003475 lamination Methods 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 238000009827 uniform distribution Methods 0.000 description 4
- 229920003043 Cellulose fiber Polymers 0.000 description 3
- 239000003522 acrylic cement Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229920004482 WACKER® Polymers 0.000 description 2
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 2
- 229940072056 alginate Drugs 0.000 description 2
- 229920000615 alginic acid Polymers 0.000 description 2
- 235000010443 alginic acid Nutrition 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000001684 chronic effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 230000036512 infertility Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- PTHCMJGKKRQCBF-UHFFFAOYSA-N Cellulose, microcrystalline Chemical group OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC)C(CO)O1 PTHCMJGKKRQCBF-UHFFFAOYSA-N 0.000 description 1
- 229920001661 Chitosan Polymers 0.000 description 1
- 239000004821 Contact adhesive Substances 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 206010011985 Decubitus ulcer Diseases 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical group CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 206010053208 Wound decomposition Diseases 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000002358 autolytic effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001804 debridement Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000004879 dioscorea Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 229920002674 hyaluronan Polymers 0.000 description 1
- 229960003160 hyaluronic acid Drugs 0.000 description 1
- 239000000416 hydrocolloid Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000002803 maceration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- -1 methylene diphenyl Chemical group 0.000 description 1
- 230000037311 normal skin Effects 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920006264 polyurethane film Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose 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
- 239000002904 solvent Substances 0.000 description 1
- 239000004583 superabsorbent polymers (SAPs) Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000036572 transepidermal water loss Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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
- A61F13/02—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
- 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
- A61F13/022—Adhesive bandages or dressings with fluid retention members having more than one layer with different fluid retention characteristics
-
- 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
- A61F13/0246—Adhesive bandages or dressings characterised by the skin-adhering layer
-
- 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
- A61F2013/00089—Wound bandages
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dermatology (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB2203623.0A GB202203623D0 (en) | 2022-03-16 | 2022-03-16 | Wound dressing |
| GB2203623.0 | 2022-03-16 | ||
| PCT/GB2023/050619 WO2023175331A1 (en) | 2022-03-16 | 2023-03-16 | Wound dressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2023236747A1 true AU2023236747A1 (en) | 2024-06-27 |
Family
ID=81254823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2023236747A Pending AU2023236747A1 (en) | 2022-03-16 | 2023-03-16 | Wound dressing |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20240325206A1 (https=) |
| EP (1) | EP4429614B1 (https=) |
| JP (1) | JP2025507486A (https=) |
| CN (1) | CN118434392A (https=) |
| AU (1) | AU2023236747A1 (https=) |
| GB (1) | GB202203623D0 (https=) |
| WO (1) | WO2023175331A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240261458A1 (en) * | 2023-01-27 | 2024-08-08 | Biodaptive Advanced Materials, Llc | Bandage component with sap coating |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8820564D0 (en) | 1988-08-31 | 1988-09-28 | Britcair Ltd | Wound dressing |
| GB9020278D0 (en) | 1990-09-17 | 1990-10-31 | Britcair Ltd | Alginate fabric |
| GB9126193D0 (en) | 1991-12-10 | 1992-02-12 | Courtaulds Plc | Cellulosic fibres |
| DK0680525T3 (da) | 1993-01-20 | 1997-10-20 | Squibb & Sons Inc | Fibre |
| AU711723B2 (en) | 1996-04-12 | 1999-10-21 | Convatec Technologies Inc. | Composite fibres, wound dressings incorporating such fibres and a method for making same |
| US7612248B2 (en) * | 2002-12-19 | 2009-11-03 | 3M Innovative Properties Company | Absorbent medical articles |
| ES2348306T3 (es) * | 2004-02-13 | 2010-12-02 | Convatec Technologies Inc. | Apósito de multiples capas para heridas. |
| EP1855630A1 (en) * | 2005-02-24 | 2007-11-21 | Coloplast A/S | A wound dressing |
| GB0919659D0 (en) | 2009-11-10 | 2009-12-23 | Convatec Technologies Inc | A component for a wound dressing |
| AU2012282287B2 (en) | 2011-07-14 | 2017-06-01 | Smith & Nephew Plc | Wound dressing and method of treatment |
| EP3351665B1 (en) * | 2011-11-01 | 2020-06-03 | Brightwake Limited | Gelling wound dressings |
| GB2537841B (en) * | 2015-04-27 | 2020-12-09 | Medtrade Products Ltd | Wound dressing |
| EP3634341A1 (en) * | 2017-05-22 | 2020-04-15 | KCI USA, Inc. | Post-operative surgical wound dressing |
| CA3111438A1 (en) * | 2018-09-06 | 2020-03-12 | Convatec Technologies Inc. | Adaptable adhesive wound dressings |
| EP3866737A1 (en) * | 2018-10-17 | 2021-08-25 | KCI Licensing, Inc. | Peel and place dressing having a closed-cell contact layer |
| GB202006588D0 (en) * | 2020-05-04 | 2020-06-17 | Medtrade Products Ltd | Absorbent wound dressing |
| PL4018986T3 (pl) * | 2020-12-23 | 2026-04-27 | Advanced Silicone Coating | Perforowany laminat ze środkiem adhezyjnym |
| CN113413267A (zh) * | 2021-06-22 | 2021-09-21 | 元睦生物科技(上海)有限公司 | 一种高吸收性伤口敷料 |
-
2022
- 2022-03-16 GB GBGB2203623.0A patent/GB202203623D0/en not_active Ceased
-
2023
- 2023-03-16 WO PCT/GB2023/050619 patent/WO2023175331A1/en not_active Ceased
- 2023-03-16 EP EP23713740.1A patent/EP4429614B1/en active Active
- 2023-03-16 CN CN202380015481.0A patent/CN118434392A/zh active Pending
- 2023-03-16 AU AU2023236747A patent/AU2023236747A1/en active Pending
- 2023-03-16 JP JP2024535319A patent/JP2025507486A/ja active Pending
-
2024
- 2024-06-14 US US18/744,284 patent/US20240325206A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP4429614B1 (en) | 2025-04-23 |
| EP4429614C0 (en) | 2025-04-23 |
| JP2025507486A (ja) | 2025-03-21 |
| US20240325206A1 (en) | 2024-10-03 |
| GB202203623D0 (en) | 2022-04-27 |
| CN118434392A (zh) | 2024-08-02 |
| WO2023175331A1 (en) | 2023-09-21 |
| EP4429614A1 (en) | 2024-09-18 |
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