AU2020269760B2 - Negative pressure wound dressing - Google Patents

Negative pressure wound dressing Download PDF

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Publication number
AU2020269760B2
AU2020269760B2 AU2020269760A AU2020269760A AU2020269760B2 AU 2020269760 B2 AU2020269760 B2 AU 2020269760B2 AU 2020269760 A AU2020269760 A AU 2020269760A AU 2020269760 A AU2020269760 A AU 2020269760A AU 2020269760 B2 AU2020269760 B2 AU 2020269760B2
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AU
Australia
Prior art keywords
layer
dressing
wound
conduit
bioresorbable
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.)
Active
Application number
AU2020269760A
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English (en)
Other versions
AU2020269760A1 (en
Inventor
Dorrin ASEFI
Alister Todd JOWSEY
Isaac Tristram Tane Mason
Brian Roderick Ward
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aroa Biosurgery Ltd
Original Assignee
Aroa Biosurgery Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Publication of AU2020269760A1 publication Critical patent/AU2020269760A1/en
Application granted granted Critical
Publication of AU2020269760B2 publication Critical patent/AU2020269760B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • A61M1/91—Suction aspects of the dressing
    • A61M1/915—Constructional details of the pressure distribution manifold
    • 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
    • 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
    • A61F13/0259—Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer
    • A61F13/0263—Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer especially adapted for 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
    • A61F13/05—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
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/225—Mixtures of macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/40—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/64—Use of materials characterised by their function or physical properties specially adapted to be resorbable inside the body
    • 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
    • A61M1/98—Containers specifically adapted for negative pressure wound therapy
    • A61M1/984—Containers specifically adapted for negative pressure wound therapy portable on the body
    • A61M1/985—Containers specifically adapted for negative pressure wound therapy portable on the body the dressing itself forming the collection container
    • 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
    • A61F13/00051—Accessories for dressings
    • A61F13/00063—Accessories for dressings comprising medicaments or additives, e.g. odor control, PH control, debriding, antimicrobic
    • 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
    • A61F13/0253—Adhesive bandages or dressings characterised by the skin-adhering layer characterized by the adhesive 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
    • A61F13/0276—Apparatus or processes for manufacturing adhesive dressings or bandages
    • A61F13/0289—Apparatus or processes for manufacturing adhesive dressings or bandages manufacturing of adhesive dressings
    • 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
    • A61M1/92—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing with liquid supply means

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Botany (AREA)
  • Zoology (AREA)
  • Dispersion Chemistry (AREA)
  • Anesthesiology (AREA)
  • Dermatology (AREA)
  • Materials For Medical Uses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
AU2020269760A 2019-05-07 2020-05-07 Negative pressure wound dressing Active AU2020269760B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962844690P 2019-05-07 2019-05-07
US62/844,690 2019-05-07
PCT/NZ2020/050044 WO2020226511A1 (en) 2019-05-07 2020-05-07 Negative pressure wound dressing

Publications (2)

Publication Number Publication Date
AU2020269760A1 AU2020269760A1 (en) 2021-12-09
AU2020269760B2 true AU2020269760B2 (en) 2025-07-10

Family

ID=73051000

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020269760A Active AU2020269760B2 (en) 2019-05-07 2020-05-07 Negative pressure wound dressing

Country Status (9)

Country Link
US (1) US20220249763A1 (https=)
EP (1) EP3965709A4 (https=)
JP (1) JP2022531699A (https=)
CN (1) CN114173726A (https=)
AU (1) AU2020269760B2 (https=)
BR (1) BR112021022115A2 (https=)
CA (1) CA3140199A1 (https=)
WO (1) WO2020226511A1 (https=)
ZA (1) ZA202109071B (https=)

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GB201917732D0 (en) 2019-12-04 2020-01-15 Medtrade Products Ltd Absorbent pads for wound dressings
US11878104B2 (en) 2020-02-20 2024-01-23 Convatec Limited Wound dressing and a wound therapy apparatus
CN116348074A (zh) * 2020-07-30 2023-06-27 3M创新知识产权公司 用于负压治疗的生物可吸收敷料
CA3202862A1 (en) 2020-11-24 2022-06-02 Aroa Biosurgery Limited Fluid drainage and delivery device for wound treatment
US20240390190A1 (en) * 2020-11-24 2024-11-28 Aroa Biosurgery Limited Wound dressing
US20230404814A1 (en) * 2020-12-01 2023-12-21 Kci Manufacturing Unlimited Company Dressing for enhanced radial collapse
WO2022126005A1 (en) * 2020-12-11 2022-06-16 3D Systems, Inc. Carrier matrix for facilitating transfer of skin cores from donor site to wound site
WO2022218777A1 (en) * 2021-04-14 2022-10-20 Medela Holding Ag Wound treatment system and wound treatment kit
CN120475999A (zh) * 2023-01-04 2025-08-12 康沃特克有限公司 用于伤口治疗装置的通气装置
WO2025069003A1 (en) * 2023-09-29 2025-04-03 Kerecis Limited Wound treatment devices, kits, systems, and methods
WO2025069002A1 (en) * 2023-09-29 2025-04-03 Kerecis Limited Wound dressing
GB2640554A (en) * 2024-04-24 2025-10-29 Medtrade Products Ltd Absorbent pad for a wound dressing

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US20090198167A1 (en) * 2008-02-01 2009-08-06 Archel Ambrosio Fiber-microsphere bioresorbable composite scaffold for wound healing
US8604124B2 (en) * 2003-06-19 2013-12-10 Nitto Denko Corporation Rubber-based pressure-sensitive adhesive composition and pressure-sensitive adhesive sheet of the same
US20180214313A1 (en) * 2015-09-01 2018-08-02 Kci Licensing, Inc. Dressing with increased apposition force
US20180214315A1 (en) * 2017-01-27 2018-08-02 Kci Licensing, Inc. Multi-Layer Abdominal Closure Dressing With Instillation Capabilities
US20180353339A1 (en) * 2017-06-07 2018-12-13 Kci Licensing, Inc. Composite Dressings For Improved Granulation And Reduced Maceration With Negative-Pressure Treatment

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CN113382700A (zh) * 2019-02-07 2021-09-10 凯希特许有限公司 被成型用于为肩部中的切口提供负压的成轮廓的泡沫敷料

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070185426A1 (en) * 2001-02-16 2007-08-09 Kci Licensing, Inc. Biocompatible wound dressing
US8604124B2 (en) * 2003-06-19 2013-12-10 Nitto Denko Corporation Rubber-based pressure-sensitive adhesive composition and pressure-sensitive adhesive sheet of the same
US20090198167A1 (en) * 2008-02-01 2009-08-06 Archel Ambrosio Fiber-microsphere bioresorbable composite scaffold for wound healing
US20180214313A1 (en) * 2015-09-01 2018-08-02 Kci Licensing, Inc. Dressing with increased apposition force
US20180214315A1 (en) * 2017-01-27 2018-08-02 Kci Licensing, Inc. Multi-Layer Abdominal Closure Dressing With Instillation Capabilities
US20180353339A1 (en) * 2017-06-07 2018-12-13 Kci Licensing, Inc. Composite Dressings For Improved Granulation And Reduced Maceration With Negative-Pressure Treatment

Also Published As

Publication number Publication date
US20220249763A1 (en) 2022-08-11
BR112021022115A2 (pt) 2022-01-04
JP2022531699A (ja) 2022-07-08
CN114173726A (zh) 2022-03-11
AU2020269760A1 (en) 2021-12-09
CA3140199A1 (en) 2020-11-12
WO2020226511A1 (en) 2020-11-12
EP3965709A4 (en) 2023-01-11
EP3965709A1 (en) 2022-03-16
ZA202109071B (en) 2024-04-24

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