JPH08511724A - 膨張可能な吸収材料で形成された、水性の体液用のスリットを備えた吸収体部材 - Google Patents
膨張可能な吸収材料で形成された、水性の体液用のスリットを備えた吸収体部材Info
- Publication number
- JPH08511724A JPH08511724A JP7502829A JP50282995A JPH08511724A JP H08511724 A JPH08511724 A JP H08511724A JP 7502829 A JP7502829 A JP 7502829A JP 50282995 A JP50282995 A JP 50282995A JP H08511724 A JPH08511724 A JP H08511724A
- Authority
- JP
- Japan
- Prior art keywords
- foam
- slit
- absorbent
- fluid
- area
- 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.)
- Granted
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Classifications
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- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/535—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F13/5376—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the performance of the layer, e.g. acquisition rate, distribution time, transfer time
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15292—Resistance, i.e. modulus or strength
- A61F2013/15325—Stress relaxation or compression recovery
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15357—Stiffness, e.g. Taber rigidity
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15422—Density
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15487—Capillary properties, e.g. wicking
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15487—Capillary properties, e.g. wicking
- A61F2013/15495—Capillary properties, e.g. wicking pore dimension
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15487—Capillary properties, e.g. wicking
- A61F2013/1552—Capillary properties, e.g. wicking with specific diffusion velocity
-
- 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
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
- A61F2013/49068—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline
- A61F2013/49079—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline as backbone-shape
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530489—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530802—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent
- A61F2013/53081—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent with special pore dimension or arrangement
- A61F2013/530817—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent with special pore dimension or arrangement being open cells
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530802—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent
- A61F2013/530839—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent being hydrophilic
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530802—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent
- A61F2013/530854—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent being collapsed or collapsible 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530802—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent
- A61F2013/530861—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent having slit regions
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
- A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
-
- 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
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F2013/53765—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Laminated Bodies (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 周囲領域及び該周囲領域と隣接しており且つ前記周囲領域によって横方 向が取り囲まれた排出領域を有する吸収体部材において、 (a) 水性の体液と接触するとこれを吸収して膨張する吸収体材料でできた少 なくとも一つの層であって、前記吸収体材料は、相互連結された開放空間からな る親水性の可撓性構造を有し、前記少なくとも一つの層は上面及び下面を有し、 前記上面及び前記下面は、平面方向及びこの平面方向に対して垂直な方向を構成 し、前記吸収体材料は、前記平面方向内の少なくとも一方向に膨張自在である、 層と、 (b) 前記少なくとも一つの層を少なくとも部分的に貫通した少なくとも一つ のスリットを有する少なくとも一つのスリットを備えた領域であって、前記少な くとも一つのスリットは、前記水性の体液が前記排出領域に導入されたときに互 いに関して変位可能な少なくとも二つのスリット表面を有する、スリットを備え た領域とを有し、 前記水性の体液が前記排出領域に導入されたとき、前記少なくとも一つのスリ ットを備えた領域の少なくとも一部が前記少なくとも一つの層の包囲領域よりも 迅速に且つ大きく膨張し、前記少なくとも一つのスリットを備えた領域の少なく とも一部が前記垂直方向に変形し、曲がり、かくして前記少なくとも一つのスリ ットを開き、前記少なくとも二つのスリット表面を、更に迅速な捕捉のため前記 水性の体液に対して露呈する、吸収体部材。 2. 周囲領域及び該周囲領域と隣接しており且つ前記周囲領域によって横方 向が取り囲まれた排出領域を有する多層吸収体部材において、 (a) 水性の体液と接触するとこれを吸収して膨張する吸収体材料でできた少 なくとも二つの層であって、前記吸収体材料は、相互連結された開放空間からな る親水性の可撓性構造を有し、前記少なくとも二つの層は、平面方向及びこの平 面 方向に対して垂直方向を構成する上面及び下面を各々有し、前記吸収体材料は、 前記平面方向内の少なくとも一方向に膨張自在である、層と、 (b) 前記少なくとも二つの層の少なくとも一方を少なくとも部分的に貫通し た少なくとも一つのスリットを有する少なくとも一つのスリットを備えた領域で あって、前記少なくとも一つのスリットは、前記水性の体液が前記排出領域に導 入されたときに互いに関して変位可能な少なくとも二つのスリット表面を有する 、スリットを備えた領域とを有し、 前記水性の体液が前記排出領域に導入されたとき、前記少なくとも一つのスリ ットを備えた領域の少なくとも一部が前記少なくとも二つの層の少なくとも一方 の包囲領域よりも迅速に且つ大きく膨張し、前記少なくとも一つのスリットを備 えた領域の少なくとも一部が前記垂直方向に変形し、曲がり、かくして前記少な くとも一つのスリットを開き、前記少なくとも二つのスリット表面を、更に迅速 な捕捉のため前記水性の体液に対して露呈する、多層吸収体部材。 3. 周囲領域及び該周囲領域と隣接しており且つ前記周囲領域によって横方 向が取り囲まれた排出領域を有する吸収体部材において、 (a) 水性の体液と接触するとこれを吸収して膨張する吸収体材料でできた少 なくとも一つの層であって、前記吸収体材料は、相互連結された開放空間からな る親水性の可撓性構造を有し、前記少なくとも一つの層は上面及び下面を有し、 前記上面及び前記下面は、平面方向及びこの平面方向に対して垂直な方向を構成 し、前記吸収体材料は、前記平面方向内の少なくとも一方向に膨張自在である、 層と、 (b) 前記少なくとも一つの層を少なくとも部分的に貫通した少なくとも一つ のスリットを有する、少なくとも一つのスリットを備えた領域であって、前記少 なくとも一つのスリットは、前記水性の体液が前記排出領域に導入されたときに 互いに関して変位可能な少なくとも二つのスリット表面を有し、前記少なくとも 二つのスリット表面は、前記水性の体液の導入前には、前記少なくとも二つのス リ ット表面が実質的に平行でない初期配向を有し、前記少なくとも二つのスリット 表面は、前記水性の体液の導入時に、前記少なくとも二つのスリット表面が実質 的に更に平行な配向をとるように変位可能である、スリットを備えた領域とを有 し、 前記水性の体液が前記排出領域に導入されたとき、前記少なくとも一つのスリ ットは、前記水性の体液を更に迅速に捕捉するための開放した受け入れチャンネ ルを形成し、前記少なくとも二つのスリット表面は、前記水性の体液の捕捉時に 互いに向かって移動し、更に平行な配向に向かって戻り、これによって前記少な くとも一つのスリットを少なくとも部分的に閉鎖する、吸収体部材。 4. 前記吸収体部材は、前記少なくとも一つのスリットを備えた領域を少な くとも部分的に横方向に取り囲み且つ前記少なくとも一つのスリットを備えた領 域から外方に延びるスリットを備えていない領域を有することを特徴とする、請 求項1、2、又は3に記載の吸収体部材。 5. 前記吸収体材料は、潰れたポリマーフォーム材料からなり、前記ポリマ ーフォーム材料は、相互連結された連続気泡からなる親水性の可撓性構造からな ることを特徴とする、請求項1乃至4のうちのいずれか一項に記載の吸収体部材 。 6. 前記ポリマーフォーム材料は、前記平面方向内の少なくとも一方向での 潜在的膨張力が少なくとも5%であることを特徴とする、請求項5に記載の吸収 体部材。 7. 前記ポリマーフォーム材料は、前記平面方向内の少なくとも二つの相互 に直交した方向での潜在的膨張力が少なくとも3%であることを特徴とする、請 求項5に記載の吸収体部材。 8. 前記ポリマーフォーム材料は、前記少なくとも一つのスリットの方向と 平行な方向に潜在的膨張力を有し、好ましくは、前記少なくとも一つのスリット の方向に対して垂直方向に潜在的膨張力を更に有することを特徴とする、請求項 5に記載の吸収体部材。 9. 前記ポリマーフォーム材料は、 (a) フォーム容積当たりの比表面積が少なくとも約0.025m2/ccであり 、 (b) 毒物学的に受入れることのできる吸湿性の水和塩を少なくとも約0.1 重量%含み、 (c) 潰れた状態では、膨張圧力は約30kPa又はそれ以下であり、 (d) 膨張した状態では、65±5dynes/cmの表面張力を持つ合成尿で自由吸 収力まで31.1℃(88°F)で飽和させたときの密度が、潰れた状態での乾 燥状態をベースとした密度の約10%乃至50%である、 ことを特徴とする、請求項5に記載の吸収体部材。 10. 水性の体液を吸収し保持するのに特に適した吸収体物品において、 (a) 裏打ちシートと、 (b) 前記裏打ちシートと物品の着用者の流体排出領域との間に位置決めされ るように前記裏打ちシートと関連した、請求項1の吸収体部材からなる吸収体部 材とを有する、 吸収体物品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US08/082,861 | 1993-06-25 | ||
US08/082,861 US5397316A (en) | 1993-06-25 | 1993-06-25 | Slitted absorbent members for aqueous body fluids formed of expandable absorbent materials |
PCT/US1994/005979 WO1995000091A1 (en) | 1993-06-25 | 1994-05-26 | Slitted absorbent members for aqueous body fluids formed of expandable absorbent materials |
Publications (2)
Publication Number | Publication Date |
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JPH08511724A true JPH08511724A (ja) | 1996-12-10 |
JP3369184B2 JP3369184B2 (ja) | 2003-01-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP50282995A Expired - Lifetime JP3369184B2 (ja) | 1993-06-25 | 1994-05-26 | 膨張可能な吸収材料で形成された、水性の体液用のスリットを備えた吸収体部材 |
Country Status (23)
Country | Link |
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US (1) | US5397316A (ja) |
EP (1) | EP0774941B1 (ja) |
JP (1) | JP3369184B2 (ja) |
KR (1) | KR960702998A (ja) |
CN (1) | CN1129395A (ja) |
AU (1) | AU696126B2 (ja) |
BR (1) | BR9406974A (ja) |
CA (1) | CA2164586C (ja) |
CZ (1) | CZ288496B6 (ja) |
DE (1) | DE69429457T2 (ja) |
EG (1) | EG20388A (ja) |
ES (1) | ES2164712T3 (ja) |
FI (1) | FI956275A (ja) |
HU (1) | HU219003B (ja) |
MY (1) | MY111273A (ja) |
NO (1) | NO955247L (ja) |
NZ (1) | NZ268721A (ja) |
PE (1) | PE24595A1 (ja) |
PH (1) | PH31104A (ja) |
SG (1) | SG55062A1 (ja) |
TR (1) | TR28268A (ja) |
TW (1) | TW272122B (ja) |
WO (1) | WO1995000091A1 (ja) |
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- 1994-05-26 AU AU72024/94A patent/AU696126B2/en not_active Ceased
- 1994-05-26 DE DE69429457T patent/DE69429457T2/de not_active Expired - Lifetime
- 1994-05-26 CN CN94193140A patent/CN1129395A/zh active Pending
- 1994-05-26 EP EP94921215A patent/EP0774941B1/en not_active Expired - Lifetime
- 1994-05-26 JP JP50282995A patent/JP3369184B2/ja not_active Expired - Lifetime
- 1994-05-26 ES ES94921215T patent/ES2164712T3/es not_active Expired - Lifetime
- 1994-05-26 BR BR9406974A patent/BR9406974A/pt not_active Application Discontinuation
- 1994-05-26 SG SG1996004339A patent/SG55062A1/en unknown
- 1994-05-26 NZ NZ268721A patent/NZ268721A/en unknown
- 1994-05-26 WO PCT/US1994/005979 patent/WO1995000091A1/en active IP Right Grant
- 1994-05-26 CZ CZ19953462A patent/CZ288496B6/cs not_active IP Right Cessation
- 1994-05-26 KR KR1019950705886A patent/KR960702998A/ko not_active Application Discontinuation
- 1994-05-26 HU HU9503767A patent/HU219003B/hu not_active IP Right Cessation
- 1994-05-26 CA CA002164586A patent/CA2164586C/en not_active Expired - Lifetime
- 1994-06-08 MY MYPI94001453A patent/MY111273A/en unknown
- 1994-06-17 PH PH48474A patent/PH31104A/en unknown
- 1994-06-23 EG EG37194A patent/EG20388A/xx active
- 1994-06-23 PE PE1994245228A patent/PE24595A1/es not_active Application Discontinuation
- 1994-06-24 TR TR00679/94A patent/TR28268A/xx unknown
- 1994-07-26 TW TW083106813A patent/TW272122B/zh active
-
1995
- 1995-12-22 NO NO955247A patent/NO955247L/no unknown
- 1995-12-27 FI FI956275A patent/FI956275A/fi unknown
Cited By (12)
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JP2001522702A (ja) * | 1997-11-14 | 2001-11-20 | ザ、プロクター、エンド、ギャンブル、カンパニー | 吸収性陰唇間装置 |
JP4727041B2 (ja) * | 1998-10-23 | 2011-07-20 | ザ プロクター アンド ギャンブル カンパニー | 選択的開閉自在開口を含むトップシートを有する吸収体 |
JP2007097954A (ja) * | 2005-10-06 | 2007-04-19 | Kao Corp | 吸収体及びそれを用いた吸収性物品 |
JP2016521218A (ja) * | 2013-04-01 | 2016-07-21 | スリーエム イノベイティブ プロパティズ カンパニー | 吸水性発泡複合体 |
JP2015023999A (ja) * | 2013-07-26 | 2015-02-05 | 花王株式会社 | 吸収性物品 |
JP2015024000A (ja) * | 2013-07-26 | 2015-02-05 | 花王株式会社 | 吸収性物品 |
JP2021049383A (ja) * | 2015-11-04 | 2021-04-01 | ザ プロクター アンド ギャンブル カンパニーThe Procter & Gamble Company | 薄く可撓性の吸収性物品 |
JP2021049381A (ja) * | 2015-11-04 | 2021-04-01 | ザ プロクター アンド ギャンブル カンパニーThe Procter & Gamble Company | 薄型可撓性吸収性物品 |
JP2021049380A (ja) * | 2015-11-04 | 2021-04-01 | ザ プロクター アンド ギャンブル カンパニーThe Procter & Gamble Company | 薄型可撓性吸収性物品 |
JP2021049382A (ja) * | 2015-11-04 | 2021-04-01 | ザ プロクター アンド ギャンブル カンパニーThe Procter & Gamble Company | 薄型可撓性吸収性物品 |
JP2022141867A (ja) * | 2015-11-04 | 2022-09-29 | ザ プロクター アンド ギャンブル カンパニー | 薄く可撓性の吸収性物品 |
JP2022153528A (ja) * | 2015-11-04 | 2022-10-12 | ザ プロクター アンド ギャンブル カンパニー | 薄型可撓性吸収性物品 |
Also Published As
Publication number | Publication date |
---|---|
FI956275A (fi) | 1996-02-20 |
NO955247L (no) | 1996-02-26 |
AU696126B2 (en) | 1998-09-03 |
AU7202494A (en) | 1995-01-17 |
ES2164712T3 (es) | 2002-03-01 |
EP0774941A1 (en) | 1997-05-28 |
HU219003B (hu) | 2001-01-29 |
HU9503767D0 (en) | 1996-03-28 |
PH31104A (en) | 1998-02-10 |
EG20388A (en) | 1999-02-28 |
US5397316A (en) | 1995-03-14 |
TR28268A (tr) | 1996-04-17 |
MY111273A (en) | 1999-10-30 |
DE69429457T2 (de) | 2002-07-18 |
CZ346295A3 (en) | 1996-07-17 |
EP0774941B1 (en) | 2001-12-12 |
PE24595A1 (es) | 1995-09-15 |
NZ268721A (en) | 1998-06-26 |
NO955247D0 (no) | 1995-12-22 |
JP3369184B2 (ja) | 2003-01-20 |
KR960702998A (ko) | 1996-06-19 |
WO1995000091A1 (en) | 1995-01-05 |
CA2164586C (en) | 2000-01-25 |
HUT74129A (en) | 1996-11-28 |
SG55062A1 (en) | 1998-12-21 |
CN1129395A (zh) | 1996-08-21 |
DE69429457D1 (de) | 2002-01-24 |
TW272122B (ja) | 1996-03-11 |
BR9406974A (pt) | 1996-03-26 |
CZ288496B6 (en) | 2001-06-13 |
FI956275A0 (fi) | 1995-12-27 |
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