A textbook of obstetrics . Fig. 398.—Impaction of heads in twin Fig. 399.—Locking of heads in twin labor. In the majority of cases (79 per cent.) the interval betweenthe delivery of twins is less than an hour. A longer delaythan this indicates the likelihood of some obstruction to the birthof the second infant or a failure of expulsive forces. Serious difficult} in twin labors may arise- in one of three ways :Both heads present at once, one a little in advance of the other,the second impacted in the neck of the first (Fig. 398) ; the first 520 THE PATHOLOGY OP LA POP. child descends by
A textbook of obstetrics . Fig. 398.—Impaction of heads in twin Fig. 399.—Locking of heads in twin labor. In the majority of cases (79 per cent.) the interval betweenthe delivery of twins is less than an hour. A longer delaythan this indicates the likelihood of some obstruction to the birthof the second infant or a failure of expulsive forces. Serious difficult} in twin labors may arise- in one of three ways :Both heads present at once, one a little in advance of the other,the second impacted in the neck of the first (Fig. 398) ; the first 520 THE PATHOLOGY OP LA POP. child descends by the breech, and the head of the second child iscaught by the chin of the first and pushed into the pelvis (); one child sits astride of the other, which is transverse. Ifboth children should be found attempting to engage by the headin the superior strait at one time, one child should be retardedwhile the other is artificially extracted. If this is impossible, thefirst head should be extracted by forceps, the second be treatedin like manner, and then the tru
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Keywords: ., bookcentury1800, bookdecade1890, bookidtex, booksubjectobstetrics
