Patents by Inventor Ulf Johnnison

Ulf Johnnison has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110028919
    Abstract: A device for treatment of wounds using reduced pressure, said device comprising a pump a reservoir connected to said pump for collecting exudate from a wound (1), 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 said wound pad. The wound pad consist of an open-cell polyurethane foam which is fully impregnated with a soft hydrophobic silicone gel, and that the foam has a hardness of 1.0-6.0 kPa measured according to ISO 3386-1 at 40% compression. The invention also concerns such a wound pad to be used with an absorbent member. In addition the invention concerns a method for manufacturing the wound pad.
    Type: Application
    Filed: April 7, 2009
    Publication date: February 3, 2011
    Applicant: MOLNLYCKE HEALTH CARE AB,
    Inventors: Ulf Johnnison, Sofia Frantzich