Patient for elective cesarean section,with analgesic level is below Th7 five minutes after the spinal anesthesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Parturient for elective cesarean section Analgesic level is below Th7 five minutes after the spinal anesthesia American Society of Anesthesia(ASA)1-2
Exclusion criteria
Exclusion criteria: Emergency Gestational period <37 or >42 weeks Placenta previa Multiplets Severe PIH Bleeding disorders and coagulopathy Neuromuscular disease Spinal disorder with anatomical spinal anomaly A case of preliminary anesthetic treatment Body weight => 90kg Height < 150 and =>171 cm Major fetal anomaly Mental retardation Patient without cooperation History of allergy to local anesthetics
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Time to reach Th4 on analgesic level(pin prick test),the percentage of patients that attain the analgesic level with Th4,attained maximum analgesic level | — |
Secondary
| Measure | Time frame |
|---|---|
| Perioperative hemodynamics Total consumption of vasopressor agent Total consumption of intraoperative additional analgesic agent Intraoperative nausea and vomiting Volume of intraoperative urine, operation time, anesthesia time Apgar score Umbilical code blood gas analysis Post dural puncture headache and post-operative nausea and vomiting Total consumption of post-operative additional analgesics Post-operative VAS scale | — |
Countries
Japan
Contacts
Yokohama City University School of Medicine Department of anesthesiology and critical care medicine