Patents by Inventor Tord Valter Rostlund

Tord Valter Rostlund 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).

  • Joint prosthesis and apparatus for preparing the bone prior to fitting of the prosthesis
    Patent number: 6102954
    Abstract: The invention relates to a prosthesis for uni-condylar or bi-condylar replacement of a joint in a human body and in particular to the tibia side of a knee joint. By means of an elongate fixture, a prosthetic plate is secured in position in a pre-prepared tibia portion and is allowed to heal, without further surgery being required. The invention also relates to a device for preparing the knee joint for prosthetic reception.
    Type: Grant
    Filed: February 25, 1997
    Date of Patent: August 15, 2000
    Assignee: Astra Aktiebolag
    Inventors: Bjorn Albrektsson, Lars Valter Carlsson, Carl Magnus Gosta Jacobsson, Tord Valter Rostlund, Stig Gosta Wennberg
  • Knee joint prosthesis
    Patent number: 5645602
    Abstract: The invention relates to a joint prosthesis for permanent anchorage in the bone tissue of one of the articulatory parts of a joint in a human body, in particular the femur side of a knee joint, primarily intended to be fitted in one operation only. The prosthesis comprises an attachment part (1), intended to be anchored in the human bone tissue by means of a fixture (8), and an articulation element (2) adapted to fit the attachment part (1). The articulation element is attached to the attachment part by a combination of complementary shapes (27, 28, 33, 34) and snap-action locking means (31).
    Type: Grant
    Filed: December 14, 1994
    Date of Patent: July 8, 1997
    Assignee: Astra Aktiebolag
    Inventors: Bjorn Albrektsson, Lars Valter Carlsson, Carl Magnus Gosta Jacobsson, Tord Valter Rostlund, Stig Gosta Wennberg