Patents by Inventor Kai Stephan

Kai Stephan 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).

  • Expandable fixation assemblies
    Patent number: 9750552
    Abstract: Expandable fixation assemblies, expandable cranial fixation assemblies, and expandable intervertebral implant assemblies are provided for securing structures to bone and for securing bones and/or bone segments with respect to each other. An expansion member can be moved through at least a portion of an expandable fixation body, thereby causing expansion of the expandable fixation body, such that bone engagement features of the expandable fixation body engage surrounding structure, such as bone.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: September 5, 2017
    Assignee: DePuy Synthes Products, Inc.
    Inventors: Kai Stephan, Bryan J. Griffiths, Samuel Leuenberger, Robert J. Schoutens, Marcello Memmolo, Daniela Pricope, Rainer Ponzer, Andre Schlienger
  • Expandable Fixation Assemblies
    Publication number: 20150150612
    Abstract: Expandable fixation assemblies, expandable cranial fixation assemblies, and expandable intervertebral implant assemblies are provided for securing structures to bone and for securing bones and/or bone segments with respect to each other. An expansion member can be moved through at least a portion of an expandable fixation body, thereby causing expansion of the expandable fixation body, such that bone engagement features of the expandable fixation body engage surrounding structure, such as bone.
    Type: Application
    Filed: February 6, 2015
    Publication date: June 4, 2015
    Inventors: Kai Stephan, Bryan J. Griffiths, Samuel Leuenberger, Robert J. Schoutens, Marcello Memmolo, Daniela Pricope, Rainer Ponzer, Andre Schlienger
  • Expandable fixation assemblies
    Patent number: 8974508
    Abstract: Expandable fixation assemblies, expandable cranial fixation assemblies, and expandable intervertebral implant assemblies are provided for securing structures to bone and for securing bones and/or bone segments with respect to each other. An expansion member can be moved through at least a portion of an expandable fixation body, thereby causing expansion of the expandable fixation body, such that bone engagement features of the expandable fixation body engage surrounding structure, such as bone.
    Type: Grant
    Filed: July 6, 2010
    Date of Patent: March 10, 2015
    Assignee: DePuy Synthes Products, LLC
    Inventors: Kai Stephan, Bryan Griffiths, Samuel Leuenberger, Robert Schoutens, Marcello Memmolo, Daniela Pricope, Rainer Ponzer, André Schlienger
  • EXPANDABLE FIXATION ASSEMBLIES
    Publication number: 20110046682
    Abstract: Expandable fixation assemblies, expandable cranial fixation assemblies, and expandable intervertebral implant assemblies are provided for securing structures to bone and for securing bones and/or bone segments with respect to each other. An expansion member can be moved through at least a portion of an expandable fixation body, thereby causing expansion of the expandable fixation body, such that bone engagement features of the expandable fixation body engage surrounding structure, such as bone.
    Type: Application
    Filed: July 6, 2010
    Publication date: February 24, 2011
    Applicant: SYNTHES GMBH OR SYNTHES USA, LLC
    Inventors: Kai Stephan, Bryan Griffiths, Samuel Leuenberger, Robert Schoutens, Marcello Memmolo, Daniela Pricope, Rainer Ponzer, Andre Schlienger