Patents by Inventor John R. Kachura

John R. Kachura 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).

  • Coil electrode for thermal therapy
    Patent number: 9943360
    Abstract: A coil electrode for use with an RFA (radio frequency ablation) apparatus, has a lead portion, and a helical portion coupled to the lead portion, the helical portion being formed of Nitinol SE510. Further, an RFA (radio frequency ablation) apparatus, comprises an applicator, the applicator including a handle and a cannulating delivery needle mounted to the handle, the cannulating delivery needle including a tip spaced apart from the handle. A coil electrode includes a lead portion housed in the cannulating delivery needle, and a helical portion coupled to the lead portion, the helical portion formed of Nitinol. The helical portion has a retracted state when housed within the cannulating delivery needle and a deployed state when moved out of the tip of the cannulating delivery needle.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: April 17, 2018
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Brock James Miller, Michael Sherar, Claire McCann, Michael Jewett, John R. Kachura, Alex Furse, Mark William Taylor
  • COIL ELECTRODE FOR THERMAL THERAPY
    Publication number: 20140296845
    Abstract: A coil electrode for use with an RFA (radio frequency ablation) apparatus, has a lead portion, and a helical portion coupled to the lead portion, the helical portion being formed of Nitinol SE510. Further, an RFA (radio frequency ablation) apparatus, comprises an applicator, the applicator including a handle and a cannulating delivery needle mounted to the handle, the cannulating delivery needle including a tip spaced apart from the handle. A coil electrode includes a lead portion housed in the cannulating delivery needle, and a helical portion coupled to the lead portion, the helical portion formed of Nitinol. The helical portion has a retracted state when housed within the cannulating delivery needle and a deployed state when moved out of the tip of the cannulating delivery needle.
    Type: Application
    Filed: January 30, 2012
    Publication date: October 2, 2014
    Applicant: UNIVERSITY HEALTH NETWORK
    Inventors: Brock James Miller, Michael Sherar, Claire McCann, Michael Jewett, John R. Kachura, Alex Furse, Mark William Taylor