The American journal of the medical sciences (1827)
[Thorofare, N.J., etc.] Charles B. Slack [etc.] · leaf 93
1882.] Studley, Mechanism of Forceps Labour. 91 instances the rule should be to apply the blades and make tractions in a line posterior to and forming an angle of some fifteen or twenty degrees with the axis of the superior strait. But some general rule is desirable for the inexperi- enced and the… … A. A. Axis of superior strait. F, F. Superior strait. H, H. Inferior strait. G. Sacral plane. E. Pubic plane. B, B. Traction line. C. Index handle. D. Traction handle. say that tractions should be made in a line of the axis until the pelvic floor be reached, and until that be accomplished, whatever…
Medicine
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