Patents by Inventor Ferris Michael Pfeiffer

Ferris Michael Pfeiffer 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).

  • Spinal Fusion Cage, Method of Design, and Method of Use
    Publication number: 20120059481
    Abstract: A fusion cage of the present invention includes a first housing portion, a second housing portion, and an insert portion adapted to be received therebetween, wherein the geometry of the fusion cage corresponds substantially to the geometry of a void into which the fusion cage is to be inserted. Also described is a novel tool for insertion of a fusion cage and a novel method for designing a fusion cage or other surgical implant for filling a void identified within a patient.
    Type: Application
    Filed: November 14, 2011
    Publication date: March 8, 2012
    Inventors: Dennis Lee Abernathie, Ferris Michael Pfeiffer
  • Spinal fusion cage, method of design, and method of use
    Patent number: 8057548
    Abstract: A fusion cage of the present invention includes a first housing portion, a second housing portion, and an insert portion adapted to be received therebetween, wherein the geometry of the fusion cage corresponds substantially to the geometry of a void into which the fusion cage is to be inserted. Also described is a novel tool for insertion of a fusion cage and a novel method for designing a fusion cage or other surgical implant for filling a void identified within a patient.
    Type: Grant
    Filed: October 20, 2006
    Date of Patent: November 15, 2011
    Inventors: Dennis Lee Abernathie, Ferris Michael Pfeiffer