A textbook of obstetrics . Fig. 5IQ.—Small forceps, modified by the author for use at (lie vulvar orifice and pelvic outlet. blades are of such length that the instrument may be used withequal convenience at the superior strait or at the pelvic lock is the English lock, which has the great advantage of easy adjustment ; and the handles are provided with shouldersfor two fingers, and with depressions along the handle for the FORCEPS. 729 remaining fingers and thumb of the hand, so that a firm and con-venient grasp can be taken of the instrument in use. Another modern instrument deser
A textbook of obstetrics . Fig. 5IQ.—Small forceps, modified by the author for use at (lie vulvar orifice and pelvic outlet. blades are of such length that the instrument may be used withequal convenience at the superior strait or at the pelvic lock is the English lock, which has the great advantage of easy adjustment ; and the handles are provided with shouldersfor two fingers, and with depressions along the handle for the FORCEPS. 729 remaining fingers and thumb of the hand, so that a firm and con-venient grasp can be taken of the instrument in use. Another modern instrument deserving description is theDavis forceps, very carefully constructed upon iron models ofthe fetal head. If this instrument is carefully adjusted to thesides of the normal childs head in the pelvis, it is no doubt pro-. Fig. 520.—Showing the direction in which traction must be made by the handles,and the correspondence of the direction in traction upon the traction-handle and thedirection in which the head must move.
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Keywords: ., bookcentury1800, bookdecade1890, bookidtex, booksubjectobstetrics
