Patents by Inventor Mark Stuart Leung

Mark Stuart Leung 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: 20260053648
    Abstract: The present technology includes an implant for treating excessive central airway collapse (ECAC) of an airway. The implant can comprise a wire-form stent configured to be positioned within the airway. The stent can comprise a C-shaped sidewall, and is configured to be positioned within the airway such that the C-shaped sidewall is positioned proximate a cartilaginous portion of the airway and presses outwardly against the cartilaginous portion.
    Type: Application
    Filed: July 24, 2025
    Publication date: February 26, 2026
    Inventors: Jagannath Padmanabhan, Brandon Wai-lon Chu, Mark Stuart Leung, Patrick P. Wu, Allison Sihan Jia, Claudia Lynn Pham, Hanson S. Gifford, III, Martin L. Mayse, Karun D. Naga
  • Publication number: 20250352322
    Abstract: The present technology is directed to devices, systems, and methods for improving pulmonary function in a human subject. The present technology includes a robotic system configured to assist in delivery and deployment of an implant in an airway of a patient. The robotic system can comprise a workstation for engaging with and receiving instructions from a treatment provider and an arm in operative communication with the workstation. The arm can comprise an instrument driver and an articulatable instrument. The articulatable instrument can comprises an elongate member having a proximal portion coupled to the instrument driver, a distal portion configured for positioning in a bronchial airway of the human subject, and a working channel extending from the proximal portion to the distal portion. The working channel can be configured to receive a delivery system containing the airway implant therethrough.
    Type: Application
    Filed: July 24, 2025
    Publication date: November 20, 2025
    Inventors: Karun D. Naga, Mark Stuart Leung, Patrick P. Wu, Surag Mantri, Allison Sihan Jia, Jagannath Padmanabhan, Steven W. Kim, Claudia Lynn Pham, Nifer Beth Goldman, Martin L. Mayse, Hanson S. Gifford, III, Brandon Wai-lon Chu
  • Publication number: 20230398330
    Abstract: Peel-away introducer sheath (100) having an adjustable diameter. The present disclosure is directed generally to introducer sheaths used in endoluminal catheterization for medical treatments. More particularly, the present disclosure is directed towards introducer sheaths that are expandable and can be peeled apart.
    Type: Application
    Filed: August 4, 2021
    Publication date: December 14, 2023
    Inventors: Marvin Mitze, Leon Wenning, Johannes Bette, Mark Stuart Leung, Hans Christof