Patents by Inventor Yoshinori Takayanagi

Yoshinori Takayanagi 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).

  • Intraocular balloon, insertion guide for intraocular balloon, and holder
    Patent number: 5846258
    Abstract: The invention provides an intraocular balloon and associated devices such as an intraocular balloon insertion guide and a holder. They enable a surgeon to readily perform an operation for correcting retinal detachment and to lighten a burden imposed on a surgical patient to a great extent. The intraocular balloon is characterized by having a gas injection valve; the intraocular balloon insertion guide facilitates the insertion of the intraocular balloon into an eye; and the holder holds the intraocular balloon and the intraocular balloon insertion guide, and is fixed onto the eyeball. The invention is also directed to a surgical procedure for retinal detachment using such devices.
    Type: Grant
    Filed: April 10, 1997
    Date of Patent: December 8, 1998
    Assignee: Yoshinori Takayanagi
    Inventors: Yoshinori Takayanagi, Kazuo Tachi