CONCLUSION Heparin can increase the TA and Q of the arteria uterine and arteria umbilicalis,regulate profound environment in the uterus,promote fetus fetus growing.

• 结论肝素能增加胎儿生长受限患者子宫动脉和胎儿脐动脉平均血流速度及血流量,调节宫内微环境,促进胎儿生长。