Patents Assigned to Disc Motion Technologies, Inc.
  • Patent number: 7905906
    Abstract: A system and method for lumbar arthroplasty in a spinal segment is provided having first and second vertebral bodies, where a intervertebral disc prosthesis may be positioned between the first and second vertebral bodies such that a center of rotation of movement of the vertebral bodies about the prosthesis is located substantially proximate to the upper endplate of the second vertebral body and substantially proximate to the posterior one-third portion of the second vertebral body. In addition, a stabilization element may be affixed to the first and second vertebral bodies such that a range of motion of the stabilization device defines a center of rotation substantially proximate to that of the intervertebral disc prosthesis.
    Type: Grant
    Filed: November 8, 2006
    Date of Patent: March 15, 2011
    Assignee: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem
  • Publication number: 20080033562
    Abstract: Lumbar disc and facet joint replacement prosthesis are provided. The lumbar disc prosthesis includes first member having a vertebral disc contact surface and a recessed portion on an opposing surface thereof and a second member having a vertebral disc contact surface and a protruding portion on an opposing surface thereof. The protruding portion of the second member engages the recessed portion of the first member in use. The first and second members are provided with at least a middle section and two end sections. The recessed and protruding portions are provided in the middle section of the respective members and each end section has a narrowing taper. The facet joint prosthesis includes a first member for attachment to a first posterior lumbar disc and a second member for attachment to a second posterior lumbar disc. At least a part of the first member is telescopically mounted in at least a part of the second member.
    Type: Application
    Filed: September 11, 2007
    Publication date: February 7, 2008
    Applicant: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem
  • Patent number: D597674
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: August 4, 2009
    Assignee: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem
  • Patent number: D598105
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: August 11, 2009
    Assignee: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem
  • Patent number: D618348
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: June 22, 2010
    Assignee: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem, Steven Brown
  • Patent number: D618349
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: June 22, 2010
    Assignee: Disc Motion Technologies, Inc.
    Inventors: Manoj Krishna, Tai Friesem, Steven Brown, Jose Fernandez