The American journal of the medical sciences (1827)
[Thorofare, N.J., etc.] Charles B. Slack [etc.] · leaf 75
ndeavoured to force anterior rotation. Though it was an instinctive experiment rather than an attempt well founded in reason, the result justified the trial, for before the pain ended anterior rotation had occurred, and the head had glided over the perineum. A similar case to the fore- going is… … Outline of foetal head, f, Foramen maguum ; Outline of superior strait. 0, Occipital pole. in point of frequency, might rank second or even first, is anterior rotation at the brim, and before the head has really engaged in the initial strait. In ten cases without instrumental interference, of which…
Medicine
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