有过两次晚期流产，能不能查明宫颈松弛的原因呢?陈凤林教授指出：宫颈松弛怎么检查出来要看看孕妇是孕前还是怀孕后，如果是怀孕前，检查方法有扩宫试验，如果是孕后只能依靠B超动态检查了。

　　There have been two late abortion, can you find out the cause of cervical flaccidity Professor Chen Fenglin pointed out: cervical flaccidity how to check out to see whether pregnant women before or after pregnancy, if it is before pregnancy, examination methods have dilation test, if it is after pregnancy can only rely on B ultrasonic dynamic examination.　　宫颈松弛孕前宫颈埋箍，是用腹腔镜将一个生物箍埋在宫颈内口处，有效率99%，安太的高新技术之一! 生物箍即安太环为与人体相容性好，不必取出。术后 一旦出现3个月内的早期停育，仍可经阴人流，4个月出现死胎就需剖宫取胎，分娩也要剖腹产。若想顺产孕足月时可以拆除生物箍。

　　Before cervical flabby pregnancy cervical embedding hoop, is to use laparoscopy will be a biological hoop embedded in the cervix of the mouth, the effective rate of 99% , one of the high-tech Pacific The bio-hoop, namely, the Artane Ring, is compatible with the human body and does not need to be removed. After the operation, once appear within 3 months of the early abortion, still can be through the Yin Stream, 4 months appear stillborn need Caesarean section, delivery also Caesarean section. If you want to have a full term labor, you can remove the bio-hoop.