Patents by Inventor J{umlaut over (u)}rgen Harms

J{umlaut over (u)}rgen Harms 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).

  • Patent number: 6176882
    Abstract: The invention relates to an intervertebrae implant comprising two side walls (1, 2) arranged at a distance to each other, a front wall (3) connecting the same at their one end, a back wall (4) connecting the same at their opposite other end, and one opening each on the base and cover part extending at right angles to the afore-mentioned walls. The invention also comprises at least one element (60, 61) provided for in the space (5) enclosed by the above walls, which element has a surface pointing towards the base or cover part and can be moved back and forth between a first final position in which said surface projects at least partly outwards beyond the base or cover part and a second final position in which the surface does not project beyond the base or cover part.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: January 23, 2001
    Assignee: Biedermann Motech GmbH
    Inventors: Lutz Biedermann, Thomas Wichmann, J{umlaut over (u)}rgen Harms
  • Patent number: 6168597
    Abstract: A bone screw (1) having a threaded shaft portion (2) and a head (3) is provided. In order to ensure a good fastening capability of the bone screw even in soft bone material the bone screw has a longitudinal bore (5) extending along the longitudinal axis of the threaded shaft portion (2) and having a portion (7) which flares towards the free end (6) opposite to the head (3). Slits (8) extending parallel to the longitudinal axis are provided in this portion of the threaded shaft portion. An expanding member (20) comprises a top portion (22) forming the top (22) of the bone screw (1) and a shaft (21) adjacent thereto extending into the longitudinal bore (5). The threaded shaft portion is provided with notches at its inner wall adjacent to the flared portion (7) of the longitudinal bore (5), the notches surrounding the longitudinal bore (5) in a defined region thereof.
    Type: Grant
    Filed: October 8, 1997
    Date of Patent: January 2, 2001
    Inventors: Lutz Biedermann, J{umlaut over (u)}rgen Harms