Patents Assigned to Exta, Inc.
  • Device for exercising vaginal muscles
    Patent number: 4768522
    Abstract: An improved device for use in exercising vaginal muscles, embodying a cuffed rod for insertion into the vagina, the cuff being normally yieldingly inflated for affording a yielding resistive force, while being collapsible to the diameter of the rod.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: September 6, 1988
    Assignee: Exta, Inc.
    Inventor: Seymour W. Shapiro