preeclampsia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: ? Pregnant women who planned to undergo cesarean section were ASA anesthesia class II; ? Single term; ? Age 20-40 years old; ? Pregnancy age =37 weeks and =42 weeks; ?BMI 18.5-39.9; ? Participants in this study were voluntary and signed informed consent.
Exclusion criteria
Exclusion criteria: ?Parturient women with severe arrhythmia; ? Vascular diseases of upper limbs (recent vascular surgery, Raynaud's disease, vascular stenosis); ? The sensor cannot detect the pulse wave; ? Contraindications to spinal anesthesia; ? Placenta previa, fetal distress, developmental abnormalities; ? Parturient women allergic to the studied drugs.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| hemodynamically stable time; | — |
Secondary
| Measure | Time frame |
|---|---|
| hypotension; | — |
Countries
China
Contacts
Maternal and Child Health Hospital of Jinan City