. An American text-book of obstetrics. For practitioners and students. C. v. > cm. Tr. (iulet) 11 cm Tr. (outlet) 11J •. 1. Flat rachitic pelvis, showing anterior position of acetabula (Mutter Museum, College of Physicians,Philadelphia). 2. Flat rachitic pelvis, showing relative measurements of antero-posterior and transversediameters ut inlet (Mutter Museum, College of Physicians). 3. Flat rachitic pelvis with bowed femora (Mut-ter Museum, College of Physicians). 4. Flat rachitic pelvis, showing relative measurements of inlet andoutlet (Mutter Museum, College of Physicians). 5-7. Pseudo-os
. An American text-book of obstetrics. For practitioners and students. C. v. > cm. Tr. (iulet) 11 cm Tr. (outlet) 11J •. 1. Flat rachitic pelvis, showing anterior position of acetabula (Mutter Museum, College of Physicians,Philadelphia). 2. Flat rachitic pelvis, showing relative measurements of antero-posterior and transversediameters ut inlet (Mutter Museum, College of Physicians). 3. Flat rachitic pelvis with bowed femora (Mut-ter Museum, College of Physicians). 4. Flat rachitic pelvis, showing relative measurements of inlet andoutlet (Mutter Museum, College of Physicians). 5-7. Pseudo-osteomalacia. DYSTOCIA. 523 and the pull upward upon the posterior surface of the sacrum by the erectoresspinse muscles (PI. 30, Fig-. 8). The effect of this movement would naturally beto throw the tip of the sacrum and the coccyx directly backward, so that the pos-terior surface of the sacral bone would run an almost horizontal course as thewoman stood upon her feet. The attachments of the sacro-scialic ligamentsand muscles to the lower sacrum and coccyx, however, prevent this backwardmovement of the bone as a whole, a
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectobstetrics, bookyear1
