Posterior position
后位───Posterior position
Objective To investigate the clinical characteristics and modes of delivery in patients with persistent occiput posterior position.───目的探讨持续性枕后位的临床特点及分娩方式。
Technically, back labor occurs when the fetus is in a posterior position, with its face up and the back of its head pressing against your sacrum, or the back of your pelvis.───从技术上来说，背阵痛发生在胎儿处于背对的位置，它的脸朝上而后脑勺紧靠你的骶骨或者骨盆后方。
Objective To study the characteristics of the labor course and perinatal prognosis of fetal persistent occipital posterior position (POPP).───目的探讨胎儿持续性枕后位的相关因素、产程特点及分娩预后。
Significant skeletal changes included anterior position of the maxilla and posterior position of the mandible.───重要的骨骼变化包括前的立场上颌骨和后位的下颌骨。
The clinical characteristics and mode of delivery of occiput posterior position───持续性枕后位的临床特点及分娩方式选择
Intervention of occiput posterior position in early stage of active dilatation of Cervix───宫颈扩张活跃早期干预枕后位对分娩方式的影响
In rear - fanged snakes , the fangs develop from an dental lamina and retain their posterior position.