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WO2001000115A3 - Absorbent article made of compressed polyurethane foam - Google Patents

Absorbent article made of compressed polyurethane foam Download PDF

Info

Publication number
WO2001000115A3
WO2001000115A3 PCT/GB2000/002477 GB0002477W WO0100115A3 WO 2001000115 A3 WO2001000115 A3 WO 2001000115A3 GB 0002477 W GB0002477 W GB 0002477W WO 0100115 A3 WO0100115 A3 WO 0100115A3
Authority
WO
WIPO (PCT)
Prior art keywords
polyurethane foam
absorbent article
article made
compressed polyurethane
compressed
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.)
Ceased
Application number
PCT/GB2000/002477
Other languages
French (fr)
Other versions
WO2001000115A2 (en
Inventor
Patrick Lewis Blott
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.)
Smith and Nephew PLC
Original Assignee
Smith and Nephew PLC
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
Application filed by Smith and Nephew PLC filed Critical Smith and Nephew PLC
Priority to AU55548/00A priority Critical patent/AU5554800A/en
Publication of WO2001000115A2 publication Critical patent/WO2001000115A2/en
Publication of WO2001000115A3 publication Critical patent/WO2001000115A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2051—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core
    • 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
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2051—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core
    • A61F13/2057—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core made of foam
    • 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
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2082—Apparatus or processes of manufacturing
    • 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
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2082—Apparatus or processes of manufacturing
    • A61F13/2085—Catamenial tampons
    • A61F13/2088—Catamenial tampons shaping the tampon by compressing
    • 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
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/36—Surgical swabs, e.g. for absorbency or packing body cavities during surgery
    • 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
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00727—Plasters means for wound humidity control
    • A61F2013/00731—Plasters means for wound humidity control with absorbing pads
    • A61F2013/0074—Plasters means for wound humidity control with absorbing pads containing foams
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00902—Plasters containing means

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Materials For Medical Uses (AREA)

Abstract

Shaped polyurethane devices produced by crushing a polyurethane foam at an elevated temperature for a pre-set period of time to set the device in the desired shape.
PCT/GB2000/002477 1999-06-29 2000-06-28 Absorbent article made of compressed polyurethane foam Ceased WO2001000115A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU55548/00A AU5554800A (en) 1999-06-29 2000-06-28 Absorbent device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9915088.0 1999-06-29
GBGB9915088.0A GB9915088D0 (en) 1999-06-29 1999-06-29 Absorbent device

Publications (2)

Publication Number Publication Date
WO2001000115A2 WO2001000115A2 (en) 2001-01-04
WO2001000115A3 true WO2001000115A3 (en) 2001-05-25

Family

ID=10856200

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2000/002477 Ceased WO2001000115A2 (en) 1999-06-29 2000-06-28 Absorbent article made of compressed polyurethane foam

Country Status (3)

Country Link
AU (1) AU5554800A (en)
GB (1) GB9915088D0 (en)
WO (1) WO2001000115A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10225943A1 (en) 2002-06-11 2004-01-08 Basf Ag Process for the preparation of esters of polyalcohols
FR2900817B1 (en) 2006-05-12 2008-12-19 Gambro Lundia Ab MEDICAL BANDAGE FOR AN IMPLANTED TUBE IN A PATIENT, AND METHOD FOR APPLYING THE BANDAGE TO A PATIENT'S SKIN
EP2159255A1 (en) 2008-08-27 2010-03-03 Bayer MaterialScience AG Method for producing formed polyurethane foam wound dressing
EP2158924A1 (en) 2008-08-27 2010-03-03 Bayer MaterialScience AG Method for producing formed polyurethane foam wound dressing
US20220142825A1 (en) * 2020-11-12 2022-05-12 Chen Chi Hsiang Industry Limited Tampon and pad body having a foam absorbent body

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709966A (en) * 1969-01-30 1973-01-09 Olin Corp Compression of layers of polyurethane foam containing at least alternate layers of partially cured foam
US3961629A (en) * 1968-06-11 1976-06-08 American Cyanamid Company Using hydrophilic polyurethane laparotomy sponges
US3978266A (en) * 1972-10-05 1976-08-31 Ionics Lyo Products Company Surgical dressings
WO1999002587A1 (en) * 1997-07-09 1999-01-21 Huntsman Ici Chemicals Llc Compressed hydrophilic polyurethane foams

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961629A (en) * 1968-06-11 1976-06-08 American Cyanamid Company Using hydrophilic polyurethane laparotomy sponges
US3709966A (en) * 1969-01-30 1973-01-09 Olin Corp Compression of layers of polyurethane foam containing at least alternate layers of partially cured foam
US3978266A (en) * 1972-10-05 1976-08-31 Ionics Lyo Products Company Surgical dressings
WO1999002587A1 (en) * 1997-07-09 1999-01-21 Huntsman Ici Chemicals Llc Compressed hydrophilic polyurethane foams

Also Published As

Publication number Publication date
WO2001000115A2 (en) 2001-01-04
AU5554800A (en) 2001-01-31
GB9915088D0 (en) 1999-09-01

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