Patents Assigned to Michael T. Patton
  • Speculum for dilating a body cavity
    Patent number: 5505690
    Abstract: A speculum for dilating a body cavity includes a base and a number of arms pivotably attached to the base. There is an actuator movably attached to the base for causing each of the arms to move relative to each other from a closed position to an opened position so that a body cavity can be smoothly opened after the arms have been inserted into the body cavity.
    Type: Grant
    Filed: December 30, 1994
    Date of Patent: April 9, 1996
    Assignee: Michael T. Patton
    Inventors: Michael T. Patton, Howard K. Wallace
  • Speculum for dilating a body cavity
    Patent number: 5377667
    Abstract: A speculum for dilating a body cavity includes a base and a number of arms pivotably attached to the base. There is an actuator movably attached to the base for causing each of the arms to move relative to each other from a closed position to an opened position so that a body cavity can be smoothly opened after the arms have been inserted into the body cavity.
    Type: Grant
    Filed: December 3, 1992
    Date of Patent: January 3, 1995
    Assignee: Michael T. Patton
    Inventors: Michael T. Patton, Howard K. Wallace