A textbook of obstetrics . Fig. 550. —Digital dilatation of the parturient os. Os admits one finger. Vagina)and supravaginal portions of the cervix present (Edgar). / D OBSTETRIC OPERA Fig. 551 —Bimanual dilatation of the parturient os. Os admits two and supravaginal portions of the cervix present; commencing shortening ofthe cervical canal (Edgar).

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Keywords: ., bookcentury1800, bookdecade1890, bookidtex, booksubjectobstetrics