Features:

■ The gynecological examination can be comprehensively observed through a series of changes in the prenatal cervical opening, for learning and teaching demonstrations

■ The model has six pieces that can be observed with a speculum:

-No dilatation of the cervical os and no disappearance of the cervical canal.

-The cervix is not dilated and the cervical canal has not disappeared.

-The cervical opening is 2 cm dilated and the cervical canal has completely disappeared.

-Cervical dilatation of 5 cm with complete loss of cervical canal.

-Cervical dilatation of 7 cm with complete loss of cervical canal.

-Cervical dilatation of 9 cm with complete loss of cervical canal.