Patents by Inventor Sheldon H. Lerman

Sheldon H. Lerman 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).

  • Mechanical continent ileostomy or colostomy
    Patent number: 4338937
    Abstract: A mechanical continent ileostomy or colostomy device adapted for permanent insertion at the time of operation including a body portion having a flexible flange at one end, an insert portion attachable to the body portion and a stopper member having a central plug fitting into the insert. A plurality of permanent magnets embedded in a rim of the insert portion and in the stopper rim holds the stopper in sealing relationship to the insert.
    Type: Grant
    Filed: December 5, 1980
    Date of Patent: July 13, 1982
    Inventor: Sheldon H. Lerman