Parturients with singleton pregnancy undergoing elective cesarean section
Conditions
Interventions
23? Isobaric Reconstitution:0.5% Ropivacaine 15mg 3ml intrathecal injection (23? room temperature, isobaric)
30? Isobaric Reconstitution:0.5% Ropivacaine 15mg 3ml intrathecal injection (30? constant temperature, isobaric)
23? Hyperbaric Reconstitution:0.5% Ropivacaine 15mg 3ml intrathecal injection (23? room temperature, hyperbaric)
30? Hyperbaric Reconstitution:0.5% Ropivacaine 15mg 3ml intrathecal injection (30? constant temperature, hyperbaric)
Sponsors
Obstetris & Gynecology Hospital of Fudan University
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: Pregnant women with ASA grade II, singleton pregnancies and who underwent elective cesarean section at full term were included
Exclusion criteria
Exclusion criteria: 1. Combined with pregnancy-related diseases (diabetes, hypertension, preeclampsia/eclampsia, cardiovascular or cerebrovascular diseases, placenta previa or placental abruption); 2. Contraindications for nerve block anesthesia (allergy to anesthetics, abnormal coagulation function, anticoagulant therapy, severe hypovolemia or hemodynamic instability); 3. Previous mental disorders or other systemic diseases of vital organs; 4. Height less than 150cm or more than 170cm, body mass index (BMI) greater than 30kg/m^2.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Maximum dermatomal level of pinprick sensory block within 15 minutes after administration; | — |
Secondary
| Measure | Time frame |
|---|---|
| Success rate of subarachnoid block;Time to reach maximum sensory block;Duration of maximum sensory block;Time to onset of complete motor block;Time to recovery from complete motor block;Total dose of rescue medication;Maternal body temperature;Neonatal outcomes (Apgar scores at 1 and 5 minutes);Surgical duration;Blood loss volume; | — |
Countries
China
Contacts
Public ContactYang Chen
Obstetris & Gynecology Hospital of Fudan University
Outcome results
None listed