Patents by Inventor David J. Karasek

David J. Karasek 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).

  • Publication number: 20220071759
    Abstract: Methods, apparatuses and systems are described for delivering a stent through an access hole of a body lumen and covering up the access hole after deploying the stent. Stents are described that include a stent body defining a body lumen contact surface area and a deployable member configured to deploy from the stent body and increase the body lumen contact surface area of the stent. Deployable members that hinge, unroll, extend, expand, and coaxially translate with respect to the stent body are described. A system for delivering a stent into a body lumen are described that may include a coverage member configured to at least partially cover the hole in the wall of the stent upon withdrawing a tubular member through the hole in the wall of the stent. Coverage members may include a self-sealing membrane, a flap valve, or a hinged valve.
    Type: Application
    Filed: November 17, 2021
    Publication date: March 10, 2022
    Inventors: John O. McWeeney, Hillary K. Huszar, Mark A. Maguire, Shawn C. Daniel, Scott Bartfield, Brian Tinkham, David H. Hamilton, David J. Karasek
  • Patent number: 11207172
    Abstract: Methods, apparatuses and systems are described for delivering a stent through an access hole of a body lumen and covering up the access hole after deploying the stent, Stents are described that include a stent body defining a body lumen contact surface area and a deployable member configured to deploy from the stent body and increase the body lumen contact surface area of the stent. Deployable members that hinge, unroll, extend, expand, and coaxially translate with respect to the stent body are described. A system for delivering a stent into a body lumen are described that may include a coverage member configured to at least partially cover the hole in the wall of the stent upon withdrawing a tubular member through the hole in the wall of the stent. Coverage members may include a self-sealing membrane, a flap valve, or a hinged valve.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: December 28, 2021
    Assignee: Covidien LP
    Inventors: John O. McWeeney, Hillary K. Huszar, Mark A. Maguire, Shawn C. Daniel, Scott Bartfield, Brian Tinkham, David H. Hamilton, David J. Karasek
  • Publication number: 20200214861
    Abstract: Methods, apparatuses and systems are described for delivering a stent through an access hole of a body lumen and covering up the access hole after deploying the stent. Stents are described that include a stent body defining a body lumen contact surface area and a deployable member configured to deploy from the stent body and increase the body lumen contact surface area of the stent. Deployable members that hinge, unroll, extend, expand, and coaxially translate with respect to the stent body are described. A system for delivering a stent into a body lumen are described that may include a coverage member configured to at least partially cover the hole in the wall of the stent upon withdrawing a tubular member through the hole in the wall of the stent. Coverage members may include a self-sealing membrane, a flap valve, or a hinged valve.
    Type: Application
    Filed: January 8, 2019
    Publication date: July 9, 2020
    Inventors: John O. McWeeney, Hillary K. Huszar, Mark A. Maguire, Shawn C. Daniel, Scott Bartfield, Brian Tinkham, David H. Hamilton, David J. Karasek