Patents by Inventor Joyce Dunshee

Joyce Dunshee 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).

  • Vascular introducer system incorporating inflatable occlusion balloon
    Patent number: 5669881
    Abstract: A vascular introducer comprising a pliable tube having an occlusion balloon mounted thereon to occlude or block blood flow through a blood vessel into which the introducer is inserted. A valving apparatus is associated with the lumen of the introducer to prevent blood or other fluids from backflowing out of the proximal end of the introducer. A dilator, having a tapered distal portion, is insertable through the introducer to dilate a puncture tract into which the introducer is inserted. The introducer may also provide a gripping apparatus for gripping and holding a dilator, catheter, scope or other object inserted through the lumen of the introducer.
    Type: Grant
    Filed: January 10, 1995
    Date of Patent: September 23, 1997
    Assignee: Baxter International Inc.
    Inventor: Joyce Dunshee