BRIEF DESCRIPTION OF THE DRAWINGS
The invention may be understood by reference to the following description taken in conjunction with the accompanying drawings, in which, like reference numerals identify like elements, and in which:
FIG. 1 illustrates the measurement device positioned within the cervical os;
FIG. 2 illustrates a cross-sectional view of the measurement device;
FIG. 3 illustrates a cross-sectional view of another measurement device;
FIG. 4 illustrates a perspective view of the measurement device;
FIG. 5 illustrates another cross-sectional view of the measurement device.