Patents by Inventor Joan Sullivan

Joan Sullivan 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).

  • Method of performing anterior cruciate ligament reconstruction using biodegradable interference screw
    Publication number: 20070093895
    Abstract: A method of replacing an ACL with a graft. The method provides for the drilling bone tunnels in a femur and a tibia. A replacement graft is provided having first and second ends. A biodegradable composite screw is provided. The screw is made from a biodegradable polymer and a bioceramic or a bioglass. At least one end of the graft is secured in a bone tunnel using the biodegradable composite screw.
    Type: Application
    Filed: November 27, 2006
    Publication date: April 26, 2007
    Inventors: Lisa Donnelly, Yufu Li, Joan Sullivan, Gregory Whittaker, J. Yuan
  • Method and apparatus for fixing a graft in a bone tunnel
    Publication number: 20060129162
    Abstract: A method for fixing a portion of a piece of tissue in a bone tunnel comprising the steps of placing the portion of a piece of tissue in the bone tunnel, advancing spaced-apart first and second metal wires though the bone, transversely of the bone tunnel, so as to intersect the bone tunnel and extend into the portion of a piece of tissue, removing one of the wires and replacing the one removed wire with a first rod, and removing the other of the wires and replacing the other removed wire with a second rod, whereby to retain the portion of a piece of tissue in the bone tunnel with the rods.
    Type: Application
    Filed: January 30, 2006
    Publication date: June 15, 2006
    Inventors: Daniel McKernan, Gregory Whittaker, Harold Martins, Joan Sullivan, Ronald Taylor
  • Method of performing anterior cruciate ligament reconstruction using biodegradable interference screw
    Publication number: 20050070905
    Abstract: A method of replacing an ACL with a graft. The method provides for the drilling bone tunnels in a femur and a tibia. A replacement graft is provided having first and second ends. A biodegradable composite screw is provided. The screw is made from a biodegradable polymer and a bioceramic or a bioglass. At least one end of the graft is secured in a bone tunnel using the biodegradable composite screw.
    Type: Application
    Filed: September 29, 2003
    Publication date: March 31, 2005
    Inventors: Lisa Donnelly, Yufu Li, Joan Sullivan, Gregory Whittaker, J. Yuan
  • Method and apparatus for fixing a graft in a bone tunnel
    Publication number: 20050010289
    Abstract: A method for fixing a portion of a piece of tissue in a bone tunnel comprising the steps of placing the portion of a piece of tissue in the bone tunnel, advancing spaced-apart first and second metal wires though the bone, transversely of the bone tunnel, so as to intersect the bone tunnel and extend into the portion of a piece of tissue, removing one of the wires and replacing the one removed wire with a first rod, and removing the other of the wires and replacing the other removed wire with a second rod, whereby to retain the portion of a piece of tissue in the bone tunnel with the rods.
    Type: Application
    Filed: April 6, 2004
    Publication date: January 13, 2005
    Inventors: Daniel McKernan, Gregory Whittaker, Harold Martins, Joan Sullivan, Ronald Taylor