Patent ID: 7654970

Claim:
A medical device for measuring cervical dilation comprising: a substantially spherical base housing; a first elongated rod movably coupled to the base housing; a second elongated rod movably coupled to the base housing, wherein each of the first and second elongate rods are movable about the base housing in at least two planes of motion; a dilation indication mechanism coupled to at least one of the base housing, first elongate rod, and second elongate rod to provide a measurement of a distance between the first and second elongated rods; and a first pressure measurement sensor positionable about a side surface of a finger; a second pressure measurement sensor positionable about a side surface of a finger; a third pressure measurement sensor positionable about a tip surface of a finger; a fourth pressure measurement sensor positionable about a tip surface of a finger; and wherein the substantially spherical base housing, first elongate rod, second elongate rod, first pressure sensor, second pressure sensor, third pressure sensor, and fourth pressure sensor are disposed within a sterile lubricious sheath.