Patents by Inventor John S. Jarstad

John S. Jarstad 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: 20140170623
    Abstract: The invention could be a surgical cataract trainer and a process for constructing same comprising an artificial surgical practice media formed from malleable material and two polymer sheets; a holder comprising of a base and a column with two ends, the base attaches to one end while the other end is open and is shaped to receive at least a portion of the artificial surgical practice media; a retaining ring; wherein one polymer sheet is stretched over the open end to support the malleable material within the open end as the other polymer sheet drapes over the malleable material, the one polymer sheet and the column to sandwich the malleable material between the two polymer sheets, the ring receives the two polymer sheets together with an outside of the column to make the polymer sheets taunt relative to the open end.
    Type: Application
    Filed: December 19, 2012
    Publication date: June 19, 2014
    Inventors: John S. Jarstad, Paul R. Stone