In order to acquire the accurate measurement of the femur length,head circumference,biparietal diameter and occipitofrontal diameter based on fetal ultrasound images,a novel method was proposed for the fetal ultrasound image segmentation and the measurement.
为从超声图像中准确估计胎儿股骨长度、头围、双顶径和枕额径,提出一种新的胎儿超声图像分割和径线自动测量方法。
Invasive prenatal diagnostic techniques include amniocentesis, chorionic villus sampling(CVS),fetal blood sampling and embryoscopy.
该文就介入性宫内诊断技术中的羊膜腔穿刺术、绒毛活检术、胎儿脐血穿刺术及胎儿镜检查等产前诊断技术的操作和适应症等进行比较和讨论。