Patents by Inventor Werner Hosemann

Werner Hosemann 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).

  • Spacing device for releasing active substances in the paranasal sinus
    Patent number: 8740929
    Abstract: A spacing device for use in fenestrations of the paranasal sinus, the device including a sheath which forms a hollow body defining at least two apertures. The sheath includes at least one layer loaded with an active substance. The ratio q of the external diameter ra of the hollow body to the internal diameter ri of the hollow body is about 1.2 to 3.0.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: June 3, 2014
    Assignee: Acclarent, Inc.
    Inventors: Achim Gopferich, Werner Hosemann
  • SPACING DEVICES FOR RELEASING ACTIVE SUBSTANCES IN THE PARANASAL SINUS
    Publication number: 20080243140
    Abstract: The invention relates to a spacing device (stent) for use in fenestrations of the paranasal sinus. Said device consists of a sheath which forms a hollow body, surrounding an internal cavity. An active substance, which is released in a controlled manner by the spacing device, is contained in the sheath or in at least one layer of the sheath. The relationship q of the external diameter of the hollow body to the internal diameter of the hollow body is expressed by 1.2?q?3.0.
    Type: Application
    Filed: June 12, 2008
    Publication date: October 2, 2008
    Applicant: Acclarent, Inc.
    Inventors: Achim Gopferich, Werner Hosemann
  • Spacing device for releasing active substances in the paranasal sinus
    Publication number: 20040116958
    Abstract: The invention relates to a spacing device (stent) for use in fenestrations of the paranasal sinus. Said device consists of a sheath which forms a hollow body, surrounding an internal cavity. An active substance, which is released in a controlled manner by the spacing device, is contained in the sheath or in at least one layer of the sheath. The relationship q of the external diameter of the hollow body to the internal diameter of the hollow body is expressed by 1.2≦q≦3.0.
    Type: Application
    Filed: February 4, 2004
    Publication date: June 17, 2004
    Inventors: Achim Gopferich, Werner Hosemann