Operative midwifery : a guide to the difficulties and complications of midwifery practice . g. 109.—Zweilels Pelvimeter. Sellheim1 in this connexion are of great interest. He found that thedifference between diagonal and true conjugate varied from 0 to 8 centi-metres (0 to 1/2 inches). The older investigations of Skutsch weremuch the same—05 centimetre to 2*9 centimetres (0*2 to 1 inch). For practical purposes, in estimating the true conjugate from theoblique, one must consider— 1. The height of the pubic symphysis. The higher it is, themore must be allowed. 2. The height of the promontory. Th
Operative midwifery : a guide to the difficulties and complications of midwifery practice . g. 109.—Zweilels Pelvimeter. Sellheim1 in this connexion are of great interest. He found that thedifference between diagonal and true conjugate varied from 0 to 8 centi-metres (0 to 1/2 inches). The older investigations of Skutsch weremuch the same—05 centimetre to 2*9 centimetres (0*2 to 1 inch). For practical purposes, in estimating the true conjugate from theoblique, one must consider— 1. The height of the pubic symphysis. The higher it is, themore must be allowed. 2. The height of the promontory. The higher it is, the moremust be allowed. 3. The angle of the pubic symphysis to the horizon. The moreobtuse it is, the more must be allowed. Other methods of employing the fingers for measuring the pelvisPiamsbothams method (Fig. Ill) is quite im- liave been suggested. 1 (1!/»., 1904. p. :!;. DIAGNOSIS OF CONTRACTED PELVIS 185 practicable. The passing of the whole hand into the vagina, however,and employing the closed fist or fingers, as is indicated in the illustra-.
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Keywords: ., bookcentury1900, bookdecade1910, bookpubli, booksubjectobstetrics
