Systemic factors: stress, chronic systemic diseases

Labor factors: too long/difficult labor

Drug factors: sedatives/narcotics

uterine factors

The blood is dark red, the uterus is soft, and the outline is unclear.

Strengthen uterine contractions

retained placenta

placenta accreta

A large amount of dark red blood appears a few minutes after the baby is delivered

Incomplete delivery of placenta and fetal membranes

The placenta has detached: pull the umbilical cord and press the fundus of the uterus to help deliver the placenta.

Placenta accreta: Freehand glass

Placenta accreta: hysterectomy

Poor elasticity of the soft birth canal, huge fetus, and irregular vaginal surgical midwifery operations

The fetus bleeds bright red blood immediately after delivery

suture

Persistent vaginal bleeding after delivery of the fetus, and the blood does not coagulate

Supplement clotting factors

lower abdominal pain

Pathological uterine contraction ring formation (annular depression)

hematuria

Suppress uterine contractions and end labor by cesarean section as soon as possible

Sudden tearing pain in lower abdomen

shock

Fetal heartbeat and fetal movement disappear

Touch the cervix and lower uterine segment

While rescuing shock, perform surgery as soon as possible