An abridgment of Mr Heath's translation of Baudelocque's midwifery . row pelvis. Thofe who have arTuredus that, in all cafes, the point of the coccix is pufliedback half an inch or even an inch, by the childshead, knew not the relation between the dimenfionsof that head, and thofe of the inferior strait, in modwomen ; for they might have feen that the diameter,meafured from the extremity of that appendix to theinferior edge of the symphysis of the pubes, was abfo-Jutely greater than that which the head prefents in thatdirection, when it difengages from the pelvis.—Seethe mechanifm of natural l
An abridgment of Mr Heath's translation of Baudelocque's midwifery . row pelvis. Thofe who have arTuredus that, in all cafes, the point of the coccix is pufliedback half an inch or even an inch, by the childshead, knew not the relation between the dimenfionsof that head, and thofe of the inferior strait, in modwomen ; for they might have feen that the diameter,meafured from the extremity of that appendix to theinferior edge of the symphysis of the pubes, was abfo-Jutely greater than that which the head prefents in thatdirection, when it difengages from the pelvis.—Seethe mechanifm of natural labour. We cannot then recommend the precept laid down by fome, on account of the confolidation of the cocci* with the facrum * without expofing the greater part of thofe who practice Midwifery to the abufe of it; generally this confolidation has been blamed for what was merely the effect of the refiftance of the external parts. Explanation * This precept advises pushing back the coccix, when thehead, though low down, cannot disengage itself easily. ~^* •//<. £ 57 ] Explanation of the Fourth Plate. THIS figure reprefents a deformed pelvis, of whichall the parts are reduced to half their natural fize. a, a, The ojfa ilia. b, b, The ojfa pubis, c, c, The ojfa ifchia. d, d, d, The lad lumbar vertebra. e, The projection of the facrum. f, f, The facro-iliac fymphyfes. g, The fymphyfis of the , h, The foramina ovalia, i, i, The branches of the ojfa pubis and ifchia,which form the anterior arch of the pelvis. k, k, The acctabula. The lines indicate the diameters of the fuperiorstrait of this pelvis. A, A, The anteroposterior diameter; its naturallength is fourteen or fifteen lines. B, B, The tranfverfe diameter; its natural lengthis four inches ten lines. C, C, The diftance from the projection of the jj-crwn, that point of the margin which anfwers to theleft acetabulum thirteen lines. D, D, The diftance from the fame point of thesacrum, to that of the margin which anfwer
Size: 1327px × 1882px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1800, booksubjectmidwifery, booksubjectobstetrics
