Patents Assigned to Molnlycke
  • Patent number: 8764714
    Abstract: The present invention relates to a dressing (1) for protecting the skin around objects projecting out from the skin, the dressing including a first liquid impermeable film layer (2) coated with a skin friendly adhesive (3) on the lower side thereof, i.e. the side intended to adhere to the skin when the dressing is used. According to the invention a body (4) of absorbent material is enclosed between the first film layer (2) and a second liquid impermeable film layer (5), the second film layer being affixed to the first film layer in parts extending beyond the periphery of the body of absorbent material, and the dressing includes an element (8) for facilitating passing of an object projecting out from the skin through the dressing.
    Type: Grant
    Filed: December 8, 2008
    Date of Patent: July 1, 2014
    Assignee: Mölnlycke Health Care AB
    Inventors: Tomas Fabo, Anna Svensby
  • Patent number: 8652112
    Abstract: An ostomy device is provided including an ostomy pouch having an entrance opening, a body attachment wafer having a through-going opening and a coupling layer, which couples the pouch to the body attachment wafer and has a central opening therein. The body attachment wafer includes a plastic film, which is coated with a layer of skin friendly adhesive on the side thereof distal to the ostomy pouch. The coupling layer is affixed to the body attachment wafer along an attachment line extending around the central opening in the coupling layer, the attachment line being distanced from the central opening in the coupling layer. The region around the entrance opening of the pouch is affixed to the coupling layer in a landing zone located between the attachment line and the opening in the body attachment wafer.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: February 18, 2014
    Assignee: Molnlycke Health Care AB
    Inventors: Ulf Johannison, Päranders Wärja
  • Patent number: 8545466
    Abstract: Device for treating wounds with reduced pressure. The device comprises a sealing film, which is placed sealingly around the wound to cover the latter, an underpressure source, as well as a tube, which connects a space over the wound and beneath the sealing film to the underpressure source. The interior of the tube comprises a longitudinal first strand made of a hydrophobic material, as well as a second strand, made of an open-pored hydrophilic material, extending longitudinally over at least a part of the length of the tube. The said material strands are enclosed in a tube casing made of a flexible material.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: October 1, 2013
    Assignee: Mölnlycke Health Care AB
    Inventors: Angelica Andresen, Ulf Johannison
  • Patent number: 8545469
    Abstract: A component for securing attachment of a medical device, such as a wound dressing or an ostomy bag is disclosed, to the skin of a patient, said component including a first plastic film coated with a skin-friendly adhesive on the lower side thereof. According to the invention a body of soft, compressible and elastic material is disposed between the first plastic film and a second plastic film, said first and second films extending beyond the compressible body around the circumference thereof and are affixed to each other in parts extending around the circumference of the compressible body so that a closed space containing said compressible body is formed, said closed space being in contact with the surrounding atmosphere by a non-return valve, and in that the first plastic film includes through-going openings in a region delimited by the compressible body.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: October 1, 2013
    Assignee: Mölnlycke Health Care AB
    Inventors: Angelica Andresen, Dennis Hansson, Eva-Karin Daun, Charlotta Strandeberg
  • Patent number: 8545468
    Abstract: A component is suitable for protecting skin around an opening in the skin or around a stoma. The component can be formed from a carrier (2; 2?) that is enclosed between layers of soft and skin-compatible adhesive (3; 3?), and the adhesive has a softness of 8-22 mm. The adherence of the adhesive to dry skin can be 0.2-3 N/25 mm.
    Type: Grant
    Filed: January 9, 2006
    Date of Patent: October 1, 2013
    Assignee: Mölnlycke Health Care AB
    Inventors: Tomas Fabo, Bengt Soderstrom, Anna Svensby
  • Patent number: 8530022
    Abstract: An article (1) of a medical and technical nature intended to be affixed to skin, or a component for affixing a medical article or part thereof to skin, which article or component comprises a layer of carrier material (2) that has a layer (3) of a soft skin-friendly adhesive on one side, and a protection layer (4) that protects the adhesive layer before use of the article or component and is affixed to the adhesive layer in such a way that it is releasable. According to the invention, the protection layer (4) is provided with a pattern of projections (6) on the side facing towards the adhesive layer (3) and a reinforcing layer (5) is arranged on the layer of carrier material (2), on the opposite side to the side that has the layer of soft skin-friendly adhesive, in such a way that it can be removed.
    Type: Grant
    Filed: March 14, 2007
    Date of Patent: September 10, 2013
    Assignee: Molnlycke Health Care AB
    Inventors: Tomas Fabo, Anna Svensby, Ulf Johannison, Dennis Hansson
  • Patent number: 8513481
    Abstract: A wound dressing with a wound pad and a layer of vapor-permeable material arranged on top of the wound pad and extending peripherally outside the wound pad is described, wherein at least that part of the vapor-permeable layer extending peripherally outside the wound pad is coated with adhesive, and wherein the wound pad includes a liquid-retaining and liquid-transporting layer, and an upper distributing layer and lower distributing layer which bear against the top and underside, respectively, of the liquid-retaining and liquid-transporting layer.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: August 20, 2013
    Assignee: Molnlycke Health Care AB
    Inventors: Ann-Britt Gergely, Bengt Netsner, Anders Dahlberg, Eva-Karin Daun
  • Patent number: 8513482
    Abstract: The present invention relates to a wound dressing including a first wound pad and a first cover layer covering the first wound pad and extending beyond the first wound pad around the circumference thereof. According to the invention a second wound pad is disposed outside the first cover layer and enclosed in a second cover layer. Furthermore, the first and second wound pads are connected to each other by liquid transferring means.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: August 20, 2013
    Assignee: Molnlycke Health Care AB
    Inventor: Angelica Andresen
  • Patent number: 8497407
    Abstract: The present invention relates to a film dressing comprising a thin plastic film (2) coated with an adhesive (3). In accordance with the invention, the adhesive (3) has a softness of 10-22 mm, and the adhesive coating has a weight per unit area of 50 g/m2 or more.
    Type: Grant
    Filed: January 9, 2006
    Date of Patent: July 30, 2013
    Assignee: Molnlycke Health Care AB
    Inventors: Tomas Fabo, Bengt Söderström, Anna Svensby
  • Patent number: 8486503
    Abstract: A surgical tape (1) includes a carrier (2, 3), on one side coated with an adhesive (4) and including a layer of non-woven (3). A layer of plastic film (2) is laminated to the layer of non-woven and the surgical tape (1) is tearable in a cross direction relative its longitudinal direction and liquid impermeable.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: July 16, 2013
    Assignee: Molnlycke Health Care AB
    Inventor: Lars Alvelind
  • Patent number: 8469915
    Abstract: A device for treatment of wounds using reduced pressure is provided. The device includes a pump, a reservoir connected to said pump for collecting exudate from a wound, an inlet to the reservoir for connecting the reservoir with the wound so as to allow the pump to expose the wound to the reduced pressure, a wound pad to be arranged in the wound cavity, and a sealing covering the wound and the wound pad. The wound pad consists of an open-cell polyurethane foam which is fully impregnated with a soft hydrophobic silicone gel, and the foam has a hardness of 1.0-6.0 kPa measured according to ISO 3386-1 at at 40% compression The wound pad can be used with an absorbent member. A method is also provided for manufacturing the wound pad.
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: June 25, 2013
    Assignee: Molnlycke Health Care AB
    Inventors: Ulf Johannison, Sofia Frantzich
  • Patent number: 8439884
    Abstract: The present invention relates to a component (1) making it easier to fasten a stoma bandage (6) to skin. According to the invention, the component comprises a plastic film (2) coated with a layer (3) of a soft and skin-compatible silicone elastomer which adheres to skin. The component also has a through-opening (4) intended to be applied around a stoma.
    Type: Grant
    Filed: January 9, 2006
    Date of Patent: May 14, 2013
    Assignee: Molnlycke Health Care AB
    Inventors: Tomas Fabo, Bengt Soderstrom, Anna Svensby
  • Publication number: 20130096522
    Abstract: Provided is a body attachment wafer for attaching an ostomy device to a wearer. The body attachment wafer includes a plastic film having an opening therein, a layer of adhesive coated onto one side of the plastic film, and a stiffening layer releasably attached to the plastic film on the side thereof opposite to the side coated with adhesive. The layer of adhesive comprises a region surrounding the opening in the plastic film in which the thickness of the layer of adhesive is decreasing in a direction towards the circumference of the plastic film, the layer of adhesive having its largest thickness adjacent to the opening in the plastic film. The adhesive consists of a silicone gel adhesive having a softness exceeding 8 mm.
    Type: Application
    Filed: April 12, 2011
    Publication date: April 18, 2013
    Applicant: Molnlycke Health Care AB
    Inventors: Anna Svensby, Päranders Wärja, Sofia Lundgren
  • Patent number: 8382731
    Abstract: Provided is a device for treatment of wounds using reduced pressure, which includes a pump, a gas barrier cover, a first compressible material which expands after compression, and a second material capable of absorbing wound fluids several times its own weight. The first and second materials are arranged inside the cover and form a reservoir connected to the pump. The device also includes an inlet for connecting the reservoir with a wound, a wound pad to be arranged in the wound cavity, and a sealing covering the wound and the wound pad. A third material with high liquid spreading capability is arranged around at least a major part of the first material, and the second material is in the form of at least one layer arranged outside the third material and separated from the first material by the third material.
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: February 26, 2013
    Assignee: Molnlycke Health Care AB
    Inventor: Ulf Johannison
  • Patent number: 8341768
    Abstract: A surgical garment (1) has a front portion (2) and a back portion (3) and two sleeves (4). Each sleeve (4) has at least one adhesive region (6) for affixing a donned surgical glove (11) thereto, each such region (6) being covered by a strip (7) of release material being removable from the associated adhesive region (6) in a sterile manner after donning of the surgical glove (11).
    Type: Grant
    Filed: December 8, 2008
    Date of Patent: January 1, 2013
    Assignee: Molnlycke Health Care AB
    Inventor: Fredrik Gellerstedt
  • Publication number: 20120323193
    Abstract: An ostomy device is provided including an ostomy pouch having an entrance opening, a body attachment wafer having a through-going opening and a coupling layer, which couples the pouch to the body attachment wafer and has a central opening therein. The body attachment wafer includes a plastic film, which is coated with a layer of skin friendly adhesive on the side thereof distal to the ostomy pouch. The coupling layer is affixed to the body attachment wafer along an attachment line extending around the central opening in the coupling layer, the attachment line being distanced from the central opening in the coupling layer. The region around the entrance opening of the pouch is affixed to the coupling layer in a landing zone located between the attachment line and the opening in the body attachment wafer.
    Type: Application
    Filed: February 4, 2011
    Publication date: December 20, 2012
    Applicant: Mölnlycke Healthcare AB
    Inventors: Ulf Johannison, Päranders Wärja
  • Patent number: 8281790
    Abstract: A surgical drape (1) has a first absorbent region (4) on the upper side thereof. According to the invention, the first absorbent region (4) extends along at least one edge of the drape (1), the first region having a dispersion of liquid on an inclined plane better than in a region (3) or regions adjacent to the first absorbent region.
    Type: Grant
    Filed: March 20, 2007
    Date of Patent: October 9, 2012
    Assignee: Mölnlycke Health Care AB
    Inventors: Elisabeth Gustafsson, Maria Ragnarsson, Tove Weigel, Katarina Lager, Lars Alvelind
  • Patent number: 8263100
    Abstract: A method of producing a hydrophilic polyurethane foam structure containing a silver salt, chosen from the group of silver sulphate, silver citrate, silver acetate, silver carbonate, silver lactate and silver phosphate, or a mixture of these salts includes the steps of (a) providing a water phase containing a surfactant, and at least one silver salt, wherein the at least one silver salt is dispersed in the water phase; (b) providing a isocyanate-terminated polyether having functionality of more than (2); (c) mixing the water phase and the isocyanate-terminated polyether, immediately transferring the resulting mixture to a mould whereby a foam structure is obtained; and (d) drying the foam structure until it has a moisture content of at most 10% (wt). The hydrophilic polyurethane foam structure produced by the method and a wound dressing containing the foam structure are also described.
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: September 11, 2012
    Assignee: Mölnlycke Health Care AB
    Inventors: Stefan Areskoug, Ulf Johannison, Malin Prydz
  • Publication number: 20120203145
    Abstract: Provided are articles for use in wound treatment. The article is colored in a chosen color. The chosen color is green, and has in dry state the following mean values: a lightness factor L* along the black-white axis of between 20-55 according to Test Method T-397, a chromatic coordinate a* along the red-green axis of between ?45 to ?20 according to Test Method T-397, and a chromatic coordinate b* along the yellow-blue axis of between ?4.0 to ?1.0 according to Test Method T-397. The article can be used as a wound filler in an apparatus for treating a wound with negative pressure.
    Type: Application
    Filed: October 20, 2010
    Publication date: August 9, 2012
    Applicant: Molnlycke Health Care AB
    Inventor: Carianne Nilsson
  • Patent number: 8177931
    Abstract: The present invention relates to a method for making holes in a layer (1) of heat-fusible material. According to the invention a layer of absorbent material (2) is placed in contact with a layer (1) of heat-fusible material, following which the layer of heat-fusible material is heated locally so that holes are formed in the material.
    Type: Grant
    Filed: November 8, 2006
    Date of Patent: May 15, 2012
    Assignee: Molnlycke Health Care AB
    Inventors: Waldemar Zawadzki, Ulf Johannison