Patents by Inventor Jacques Preaut

Jacques Preaut 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).

  • Set of ancillary equipment for the implantation of acetabular cups of hip prosthesis, and prosthetic acetabular cup assembly ready to be implanted
    Patent number: 5976148
    Abstract: Set of ancillary equipment for the implantation of acetabular cups (1) of hip prostheses, of the type having a substantially hemispherical corolla, consisting of expandable petals (2) which are provided with external barbs (5). The set comprises an obturator (7) for closing the petals, under elastic radial stress, in a position in which they are drawn together, elements (8, 9) for holding this obturator on the edges of the petals by connection with the bottom of the acetabular cup, an ancillary impaction device with which it is possible to impact the acetabular cup, freeing its petals by extraction of the obturator.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: November 2, 1999
    Assignee: PPC
    Inventors: Remy Charpenet, Marc Paulin, Jacques Preaut