Patents by Inventor Seshadri Chari

Seshadri Chari 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 AND APPARATUS FOR PERFORMING INTRA-OPERATIVE ANGIOGRAPHY
    Publication number: 20080071176
    Abstract: Method for assessing the patency of a patient's blood vessel, advantageously during or after treatment of that vessel by an invasive procedure, comprising administering a fluorescent dye to the patient; obtaining at least one angiographic image of the vessel portion; and evaluating the at least one angiographic image to assess the patency of the vessel portion. Other related methods are contemplated, including methods for assessing perfusion in selected body tissue, methods for evaluating the potential of vessels for use in creation of AV fistulas, methods for determining the diameter of a vessel, and methods for locating a vessel located below the surface of a tissue.
    Type: Application
    Filed: November 28, 2007
    Publication date: March 20, 2008
    Applicant: National Research Council of Canada
    Inventors: John Docherty, Mark Hewko, Gurpreet Mangat, Robert Flower, Seshadri Chari
  • Method and apparatus for performing intra-operative angiography
    Publication number: 20050182434
    Abstract: Method for assessing the patency of a patient's blood vessel, advantageously during or after treatment of that vessel by an invasive procedure, comprising administering a fluorescent dye to the patient; obtaining at least one angiographic image of the vessel portion; and evaluating the at least one angiographic image to assess the patency of the vessel portion. Other related methods are contemplated, including methods for assessing perfusion in selected body tissue, methods for evaluating the potential of vessels for use in creation of AV fistulas, methods for determining the diameter of a vessel, and methods for locating a vessel located below the surface of a tissue.
    Type: Application
    Filed: April 14, 2005
    Publication date: August 18, 2005
    Applicant: National Research Council of Canada
    Inventors: John Docherty, Mark Hewko, Gurpreet Mangat, Robert Flower, Seshadri Chari