Patents by Inventor James Sferra

James Sferra 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: 8167918
    Abstract: The present invention is a MTP plate that has a first embodiment with a profile having bilateral mirror symmetry of the about a transverse plane with an angle of about 5° for dorsiflexion and an angle of about 10° for valgus. Both ends of the plate include a central arm having a slot for compression and two offset arms having offset ears with locking screw holes that provide for multiplanar compressive fixation. The bone contacting surface of the plate is radiused to allow the plate to be in snug contact with the bone. In a second embodiment of the plate for revision surgery, the proximal end of the plate includes a metatarsal extension and the plate has a central locking hole for securing bone graft.
    Type: Grant
    Filed: February 17, 2009
    Date of Patent: May 1, 2012
    Assignee: Orthohelix Surgical Designs, Inc.
    Inventors: Lee A. Strnad, Vinay Korlepara, Derek S. Lewis, Dustin Ducharme, Gordon Bennett, James Sferra
  • Publication number: 20090210010
    Abstract: The present invention is a MTP plate that has a first embodiment with a profile having bilateral mirror symmetry of the about a transverse plane with an angle of about 5° for dorsiflexion and an angle of about 10° for valgus. Both ends of the plate include a central arm having a slot for compression and two offset arms having offset ears with locking screw holes that provide for multiplanar compressive fixation. The bone contacting surface of the plate is radiused to allow the plate to be in snug contact with the bone. In a second embodiment of the plate for revision surgery, the proximal end of the plate includes a metatarsal extension and the plate has a central locking hole for securing bone graft.
    Type: Application
    Filed: February 17, 2009
    Publication date: August 20, 2009
    Applicant: OrthoHelix Surgical Designs, Inc.
    Inventors: Lee A. Strnad, Vinay Korlepara, Derek S. Lewis, Dustin Ducharme, Gordon Bennett, James Sferra
  • Publication number: 20060268559
    Abstract: A housing for light fixtures or the like and method for assembly of the housing, wherein a sheet of suitable material and thickness is formed having a peripheral shape in a pattern corresponding to the desired shape of the fixture housing when folded, and includes a plurality of fold lines along which the sheet is folded into the intended housing shape.
    Type: Application
    Filed: May 19, 2006
    Publication date: November 30, 2006
    Inventors: James Sferra, Steven Proner
  • Patent number: D623744
    Type: Grant
    Filed: February 17, 2009
    Date of Patent: September 14, 2010
    Assignee: Orthohelix Surgical Designs, Inc.
    Inventors: Lee A. Strnad, Vinay Korlepara, Derek S. Lewis, Dustin Ducharme, Gordon Bennett, James Sferra