Patents by Inventor Eric J. Willis

Eric J. Willis 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).

  • Catheter having window and partial balloon covering for dissecting tissue planes and injecting treatment agent to coronary blood vessel
    Patent number: 9504491
    Abstract: A method is provided including introducing a delivery device through a vessel wall to a treatment site within one of a peri-adventitial space or a pericardium adjacent a coronary blood vessel and delivering a treatment agent through the delivery device. The treatment agent is delivered through the delivery device according to conditions that hydraulically dissect tissue planes within the peri-adventitial space. A kit is provided including a delivery device having a needle to be advanced through one of an epicardium of a heart and a wall of a coronary blood vessel into a peri-adventitial space and a treatment agent comprising particles having an average diameter on the order of 15 microns or more to be delivered through the delivery device into the peri-adventitial space.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: November 29, 2016
    Assignee: Abbott Cardiovascular Systems Inc.
    Inventors: Peter L. Callas, Eric J. Willis, Fozan O. El-Nounou, Florian N. Ludwig, William E. Webler, Paul M. Consigny
  • METHOD FOR TREATING CORONARY VESSELS
    Publication number: 20090118700
    Abstract: A method is provided including introducing a delivery device through a vessel wall to a treatment site within one of a peri-adventitial space or a pericardium adjacent a coronary blood vessel and delivering a treatment agent through the delivery device. The treatment agent is delivered through the delivery device according to conditions that hydraulically dissect tissue planes within the peri-adventitial space. A kit is provided including a delivery device having a needle to be advanced through one of an epicardium of a heart and a wall of a coronary blood vessel into a peri-adventitial space and a treatment agent comprising particles having an average diameter on the order of 15 microns or more to be delivered through the delivery device into the peri-adventitial space.
    Type: Application
    Filed: November 7, 2007
    Publication date: May 7, 2009
    Inventors: Peter L. Callas, Eric J. Willis, Fozan O. El-Nounou, Florian N. Ludwig, William E. Webler, Paul M. Consigny