Patents Assigned to Shi Zi Technology, Ltd.
  • Patent number: 9539391
    Abstract: Described herein are syringe devices, systems and methods. In general, the syringe may include a first chamber and a cartridge movable within the first chamber. The cartridge may include a cartridge chamber and a valve in fluid communication with the cartridge chamber and the first chamber and having an open configuration and a closed configuration. The valve may allow movement of a liquid out of the cartridge chamber while in a open configuration. The cartridge may also include a second end, movable within the cartridge chamber, and a locking mechanism having a locked configuration and an unlocked configuration, the locking mechanism preventing movement of the second end within the cartridge chamber while in the locked configuration.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: January 10, 2017
    Assignee: Shi Zi Technology, Ltd.
    Inventors: Martin N. Lee, Jeffrey J. Christian, Michael D. Laufer, Geoffrey H. Willis
  • Publication number: 20150190576
    Abstract: Described herein are syringe devices, systems and methods. In general, the syringe may include a first chamber and a cartridge movable within the first chamber. The cartridge may include a cartridge chamber and a valve in fluid communication with the cartridge chamber and the first chamber and having an open configuration and a closed configuration. The valve may allow movement of a liquid out of the cartridge chamber while in a open configuration. The cartridge may also include a second end, movable within the cartridge chamber, and a locking mechanism having a locked configuration and an unlocked configuration, the locking mechanism preventing movement of the second end within the cartridge chamber while in the locked configuration.
    Type: Application
    Filed: January 14, 2015
    Publication date: July 9, 2015
    Applicant: SHI ZI TECHNOLOGY, LTD.
    Inventors: Martin N. LEE, Jeffrey J. CHRISTIAN, Michael D. LAUFER, Geoffrey H. WILLIS
  • Patent number: 8936577
    Abstract: Described herein are syringe devices, systems and methods. In general, the syringe may include a first chamber and a cartridge movable within the first chamber. The cartridge may include a cartridge chamber and a valve in fluid communication with the cartridge chamber and the first chamber and having an open configuration and a closed configuration. The valve may allow movement of a liquid out of the cartridge chamber while in a open configuration. The cartridge may also include a second end, movable within the cartridge chamber, and a locking mechanism having a locked configuration and an unlocked configuration, the locking mechanism preventing movement of the second end within the cartridge chamber while in the locked configuration.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: January 20, 2015
    Assignee: Shi Zi Technology, Ltd.
    Inventors: Martin N. Lee, Jeffrey J. Christian, Michael D. Laufer, Geoffrey H. Willis
  • Patent number: 8529517
    Abstract: A syringe includes a cartridge and a second chamber. The cartridge includes a first chamber, a first end having a conduit in liquid communication with the first chamber, a liquid disposed within the first chamber, a second end moveable within the first chamber, and a locking mechanism. The conduit is adapted and configured to rely on a property of the liquid to prevent movement of the liquid out of the first chamber. The locking mechanism is adapted to prevent movement of the second end within the first chamber while in the locked configuration. The cartridge is moveable within the second chamber.
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: September 10, 2013
    Assignee: Shi Zi Technology, Ltd.
    Inventor: Martin N. Lee