Patents by Inventor David H. Wishinsky

David H. Wishinsky 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 knife blade and method of performing cataract surgery utilizing a surgical knife blade
    Patent number: 5217476
    Abstract: A surgical knife blade for forming an incision of predetermined length in bodily tissue includes indicia disposed adjacent opposing portions of a cutting edge such that alignment of the opposing indicia with the tissue during insertion of the knife blade in the tissue produces an incision of the predetermined length. A method of performing cataract surgery utilizes the surgical knife blade to precisely form a smaller incision for lens removal and a larger incision for implant of the intraocular lens.
    Type: Grant
    Filed: October 1, 1991
    Date of Patent: June 8, 1993
    Assignee: Medical Sterile Products, Inc.
    Inventor: David H. Wishinsky