1. The use of extra-amniotic saline infusion with a balloon catheter or a double balloon catheter (Atad ripener) also appears to be effective for cervical ripening.
   用羊膜外单或双气囊氏导管也是宫颈成熟的有效方法。
2. that is, it is taken in order to prevent or at least reduce the occurrence of angina. research on Isosorbide mononitrate as a cervical ripener to reduce time at hospital to birth is supportive.
   可以将单硝酸异山梨酯作为缩短孕妇生产时住院时间的宫颈催熟剂进行研究。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。