There is an essential difference between the high cervix and the low cervix. Professor Chenfenglin pointed out: The low cervix cervix is the traditional cervix cervix cervix, the success rate is less than 20 %.
The upper cervical-cervicular ring technique is divided into two types of timing:
1) Before the diagnosis of the disease before pregnancy can be performed laparoscopic cervical placement of anteraics, will not abortion again!
2) if abortion due to cervical dysfunction occurs after pregnancy, antai ring can also be placed in the endoscopic cavity.
Either way, the treatment is guaranteed.