The novelty and interest in the recognition of fertility related to the biophysical properties of cervical secretion is evaluated.Some basic physiological concepts and renowned schools that have contributed to these advances are cited.As a novelty, some of the referring devices related to the technological advancements in this field are related.Through a network study of patent citations and applying a network analysis algorithm, the clinical and biotechnological interest of studying the behavior of the biophysical properties of cervical secretion is checked.