9 weeks of pregnancy accidental shock bleeding need timely medical attention, premonitory miscarriage has generally also been birth control, but the progress of inevitable miscarriage, incomplete miscarriage and other cases are not recommended birth control. 1. Pre-eclampsia: the pregnant woman’s cervix is not open, the fetal membranes have not been broken, the products of pregnancy have not yet been out of the body, but there will be a small amount of vaginal bleeding, the amount of bleeding is generally less than the normal amount of menstruation, after rest and treatment, the vaginal bleeding after the disappearance of the symptom, generally can be retained to continue the pregnancy. 2. Inevitable miscarriage: this is developed from preeclampsia, the pregnant woman’s cervix has been opened, but the products of pregnancy have not been discharged from the body, the amount of vaginal bleeding has increased, the need to take measures to terminate the pregnancy, the need to prevent hemorrhage and infection. 3. Incomplete abortion: developed from the inevitable abortion, the cervical opening has been opened, part of the pregnancy products are discharged from the body, but there are still residuals in the uterine cavity, vaginal bleeding, the need to remove the residuals through suction or forceps, can not continue to preserve the fetus. Unexpected frightening bleeding at 9 weeks of pregnancy should be seen promptly for a physician’s evaluation to determine if abortion preservation is possible.