Patents by Inventor Manfred Polster

Manfred Polster 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: 4801300
    Abstract: The invention relates to a single-part, biocompatible hip-joint socket moorable without cement, which hip-joint socket can be used universally in combination with hip-joint endoprostheses and is especially suitable for the treatment of dysphasia hips. The joint socket is made of Ti or Ta metals forming a barrier layer or of alloys thereof and is provided with a perforated flange ring for screwing to the pelvic bone, as well as being provided over its entire surface with specific function characteristic oxide layers containing bioactivators. For the implantation of the hip-joint socket, there are not required any special operating instructions, and additional operations, such as pelvic osteotomies, plasties of the roof of the acetabulum and repeated operations are prevented or minimized.
    Type: Grant
    Filed: December 23, 1987
    Date of Patent: January 31, 1989
    Assignee: Technische Universitaet Karl-Marx-Stadt
    Inventors: Peter Kurze, Klaus Rabending, Waldemar Krysmann, Peter Daniel, Rainer Morgenstern, Wilfried Wehner, Manfred Polster