(Concluded from page 355.)
This brings us to the second grand division of the subject. Recognizing the natural law, that:
1. Normally, every perineum will properly distend to allow the exit of the child, leaving all the tissues intact,
2. To obtain a normal dilatation of the perineum, sufficient to allow the exit of the child, preserving the integrity of the tissues, is the highest object attainable.
It becomes the most solemn duty of the obstetrician to conscientiously endeavor, by a studious scientific inquiry, to seek and remove—as far as lies within his knowledge and skill—the real cause of the defective distensibility of the soft parts; to which factor, science and experience alike teach us, parturient lacerations of the perineum must be so largely ascribed; if he would do the best thing, in the best way, to prevent rupture when the head is down on the perineum.
Contemplating this subject,