Patents by Inventor Juan J. Ramirez Jimenez

Juan J. Ramirez Jimenez 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: 5458641
    Abstract: The vertebral body prosthesis includes cephalic and caudal components with a separating setscrew therebetween. The cephalic component includes a generally horizontal member having an upper porous, water-permeable surface complementary shaped to the underside of the adjacent vertebral body, a securement element upstanding along one side for receiving screws to secure the cephalic component to the upper vertebral body and a depending guide element. The lower caudal component includes a generally horizontally disposed member having a porous, water-permeable undersurface complementary shaped to the upper surface of the lower adjacent vertebral body, a depending securement element along one side for receiving screws to secure the caudal component to the lower vertebral body and an upstanding guide element for engaging the depending guide element of the cephalic component to prevent rotation of the components.
    Type: Grant
    Filed: September 8, 1993
    Date of Patent: October 17, 1995
    Inventor: Juan J. Ramirez Jimenez