A set of anatomical tables, with explanations, and an abridgment of the practice of midwifery : with a view to illustrate a treatise on that subject, and collection of cases / by William Smellie, M.D. ; to which are added, notes and illustrations, adapted to the present improved method of practice ; by A. Hamilton, M.D. F.R.S. Edinburgh, and professor of midwifery in the University of Edinburgh.

William Smellie

Date:: MDCCXCIII [1793]

Credit: A set of anatomical tables, with explanations, and an abridgment of the practice of midwifery : with a view to illustrate a treatise on that subject, and collection of cases / by William Smellie, M.D. ; to which are added, notes and illustrations, adapted to the present improved method of practice ; by A. Hamilton, M.D. F.R.S. Edinburgh, and professor of midwifery in the University of Edinburgh. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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$6 ANATOMICAL l.\i;I i and at the back and lore parts, by the flip parts of the OJf<i Pains and Sat nim. In this table, befidea the general II incline and figure of the fevera] bones, the dimenfions ol the brim of the Pelvis, and the difiance between the under parts of the OJfa Jfchium, are particularly to be attended to, from which it will appear that the cavity of the brim is commonly wider from fide to fide, than from the back to the fore part, but that the fides below are in the contrary pro- portion. The reader, however, ought not from this to conclude, that every Pelvis is fimilar in figure and dimcnfions, fince even well formed ones differ in fome degree from each other. In general, the brim of the /V/t//5meafures about five inches and a quarter from fide to fide, and four inches and a quarter from the back to the fore part ; there being likewife the fame di fiance be- tween the inferior parts of the OJfa Jfchium. All thefe meafures, however, mufl be underllood as taken from the fkeleton, for in the lubjcct, the cavity of the Pelvis is confiderably diminifhrd by its teguments and contents. Correfpondent alfo to this diminution, the ufual dimcnfions of the head of the full grown Foetus are but three inches and a half from ear to ear, and four inches and a quarter frcm the fore to the hind head. Vide Tab. XVI, XVII, XVIII. Alfo, Vol. I. Chap. 1. Se£t. 1, 2, 3. where the form and di- mcnfions of the Pelvis, as well as of the head of the FcctUS, and the manner in which the fame is protruded$

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