Patents by Inventor Dan Jeffrey Hammersmark

Dan Jeffrey Hammersmark 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).

  • Apparatus and methods for deployment of multiple custom-length prostheses (III)
    Patent number: 7320702
    Abstract: Apparatus for delivering stents to body lumens include one or more tubular prostheses carried at the distal end of a catheter shaft, a sheath slidably disposed over the prostheses, and a guidewire tube extending from within the sheath to the exterior of the sheath through an exit port in a sidewall thereof. A guidewire extends slidably through the guidewire tube. The sheath can be moved relative to the catheter shaft and the guidewire tube to expose the prostheses for deployment. Methods of delivering stents are also provided.
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: January 22, 2008
    Assignee: Xtent, Inc.
    Inventors: Dan Jeffrey Hammersmark, Stephen Kao, Craig Welk, Pablo Acosta, Joseph Karatt