Patents by Inventor Khiun Tjia

Khiun Tjia 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).

  • Surgical apparatus
    Publication number: 20070078470
    Abstract: A surgical apparatus having an irrigation sleeve that fits around the shaft of the manipulation tool and seals the shaft so as to reduce or prevent the flow of irrigating fluid out of the sleeve from around the shaft.
    Type: Application
    Filed: September 21, 2005
    Publication date: April 5, 2007
    Inventors: Khiun Tjia, Mikhail Boukhny
  • Phacoemulsification tip
    Publication number: 20060217739
    Abstract: A belled or flared cutting tip having a plurality of ridges, vanes or fins located in the belled end. Such a feature serves to help break apart lens fragments entering the tip and reduces the potential for clogging of the tip.
    Type: Application
    Filed: March 22, 2005
    Publication date: September 28, 2006
    Inventors: Khiun Tjia, Mikhail Boukhny
  • Surgical method and apparatus
    Publication number: 20050288650
    Abstract: A method of conducting traditional two-handed phacoemulsification through two relatively small incisions by using a phacoemulsification tip/sleeve with reduced diameter along with a second irrigation tip, with or without an attached manipulation tool.
    Type: Application
    Filed: December 14, 2004
    Publication date: December 29, 2005
    Inventors: Mikhail Boukhny, George Brody, Grace Liao, Khiun Tjia
  • Surgical method and apparatus
    Publication number: 20050288649
    Abstract: A method of conducting traditional two-handed phacoemulsification through two relatively small incisions by using a phacoemulsification tip/sleeve with reduced diameter along with a second irrigation tip, with or without an attached manipulation tool.
    Type: Application
    Filed: September 9, 2004
    Publication date: December 29, 2005
    Inventor: Khiun Tjia