The shape, position, diameter, weight and volume of fetal thymus were observed and measured on 30 induced labor fetus of 26, 28 and 30 weeks of age. The diameters of internal thoracic artery and subclavicular artery were measured as well. 选用26、28、30周引产胎儿30例,解剖观测了胸腺的形态、位置、径线、重量、体积及胸廓内动脉和锁骨下动脉管径。
Results Cephalopelvic disproportion, abnormal position of fetus, history of premature birth and abortion, inflammation of reproductive organs were the most factors of PROM. 结果头盆不称、胎位异常、早产流产史、生殖器炎症是胎膜早破主要病因。
The main causes in sequence were abnormal position of the fetus, asphyxia, monstrum, premature labor, and pathological pregnancy. 围产儿主要死因顺序为胎位异常,窒息,畸形,早产和病理妊娠等。
Clinical observation of two methods of lateral position to correct occipitotransverse position of fetus 两种侧卧法纠正枕横位的临床观察
Objective: To study the position, development and histologic structure about testis of fetus in each phrase of pregnancy. 目的研究各孕龄阶段胎儿睾丸的下降位置、发育和组织结构变化。
Methods The factors as position of the fetus, birth way, complications of pregnancy, interval of intraocular parturition, birth weight of newborn, which might infect perinatal stage infants, were observed and analyzed in 46 cases of twin pregnancy. 方法观察46例双胎妊娠的胎方位、分娩方式、妊娠并发症、胎儿娩出间隔时间、新生儿出生体重等,分析上述因素对围产儿预后的影响。
Objective: To observe the morphology and structure of the trigeminal nerve and the position of the trigeminal motor root in the trigeminal ganglion and mandibular nerve of human fetus. 目的:观察人胚胎三叉神经的形态结构,尤其是运动根在三叉神经节、下颌神经内的位置。