The practice of obstetrics, designed for the use of students and practitioners of medicine . , except that backward rotation inthe percent, would occur from left toright, and the anterior rotation whichusually occurs takes place around the leftside of the pelvis to the pubis (Figs. 604and 605). Delivery or impaction in occi-pito-posterior cases is the same as in theR. 0. P. position (page 458). (4) Expul-sion of the head: If, as happens in all per cent, of cases, anterior rotation ofthe occiput about the left half of the pel-vis to the pubis occurs, the head deliveryis the same as i
The practice of obstetrics, designed for the use of students and practitioners of medicine . , except that backward rotation inthe percent, would occur from left toright, and the anterior rotation whichusually occurs takes place around the leftside of the pelvis to the pubis (Figs. 604and 605). Delivery or impaction in occi-pito-posterior cases is the same as in theR. 0. P. position (page 458). (4) Expul-sion of the head: If, as happens in all per cent, of cases, anterior rotation ofthe occiput about the left half of the pel-vis to the pubis occurs, the head deliveryis the same as in the L. 0. A. position(Fig. 590). (5) Rotation of the trunk: Thebisacromial diameter enters the right ob-lique diameter of the inlet, and the rightor anterior or lowest shoulder naturallyrotates to the pubis (Fig. 576). (6) Ex-pulsion of the trunk: After shoulder rota-tion this is the same as in the L. 0 (Figs. 620 and 621). Diagnosis.—One may be required tomake the diagnosis of vertex presenta-tion (i) during pregnancy, (2) duringlabor, (3) after labor has been Fig. 605.—-Vertex at the Pelvic FloorBEFORE Anterior Rotation of theOcciput. r
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectobstetrics, bookyear1
