twin pregnancy
Conditions
Interventions
supine position:left recumbent position
Sponsors
Department of Anesthesiology, Zhujiang Hospital of Southern Medical University
Eligibility
Sex/Gender
Female
Age
20 Years to 40 Years
Inclusion criteria
Inclusion criteria: twin pregnancy between 20~40 years old
Exclusion criteria
Exclusion criteria: 1. Patients do not agree to accept the test; 2. Patients with spinal anesthesia contraindication; 3. With chronic hypertension; 4. Patients with preeclampsia; 5. With organic diseases, such as Heart or lung disease; 6. Combined with other metabolic diseases such as hyperthyroidism.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cardiac output;Cardiac index;Stroke volume;Stroke index;Heart rate;Mean arterial pressure;Total peripheral resistance; | — |
Countries
China
Contacts
Public ContactShiyuan Xu; Hongfei Zhang
Outcome results
None listed