Patents by Inventor Lance Middlelton

Lance Middlelton 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).

  • Devices for injecting a curable biomaterial into a intervertebral space
    Patent number: 7722579
    Abstract: A vented needle assembly is provided for sealably injecting biomaterial into an intradiscal space interiorly of the annulus of a spinal disc and for providing an exhaust for the intradiscal space. The vented needle assembly comprises a compressible seal body for pressing against an outer surface of the annulus, and a needle extending through the seal. The needle may be configured to connect to a syringe for pressure injection of the biomaterial. The seal includes a vent extending therethrough with an opening for communication with the intradiscal space and an opening for the discharge of excess biomaterial filling the intradiscal space. A kit of parts is also provided for use in the treatment of a spinal disc, the kit comprising the vented needle assembly and an inflatable trial device. The trial device is removably introduced into the intradiscal space and inflated to determine the available size of the intradiscal space.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: May 25, 2010
    Assignee: Spine Wave, Inc.
    Inventors: Keith Collins, Lawrence Boyd, Andrew Carter, Dennis Lee, John Pafford, Jared Walkenhorst, Thomas G. Wilson, Mark D. LoGuidice, Lance Middlelton