None
Conditions
Interventions
conventional - dose spinal - epidural anesthesia group:2–2.5 mL of 0.5% ropivacaine administered intrathecally (SA)
low - dose anesthetic spinal - epidural anesthesia with two puncture points group:Epidural anesthesia performed at T11–L2 or T12–L1, combined with 1.2–1.4 mL of 0.5% ropivacaine injected intrathecally
Sponsors
The First People's Hospital of Foshan
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Elective cesarean section 2. Age >=18 years old, <=45 years old 3. ASA grade I.~II. 4. Mothers and their families voluntarily participate and sign the informed consent form
Exclusion criteria
Exclusion criteria: 1. Absolute or relative contraindications to intrathecal anesthesia, such as coagulation disorders, central nervous system diseases, history of lumbar spine surgery, or infection at the puncture site. 2. Conditions such as gestational hypertension, pre-eclampsia, eclampsia, or intrauterine fetal distress. 3. A history of allergy to local anesthetics. 4. Dysfunction of critical organs such as the heart, liver or kidneys. 5. Psychiatric diseases.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| the incidence of post - anesthesia hypotension; | — |
Secondary
| Measure | Time frame |
|---|---|
| The incidence severe post - anesthesia hypotension; Dosage of vasoactive agents use during the operation;The number of patients need vasoactive pharmacotherapy;Number of patients receiving esketamine during operation;Duration from induction of anesthesia to the start of surgery;Abdominal muscle relaxation dgree;Incidence of nausea, vomiting, and chills during the surgery;Apgar Scores of neonatal ;umbilical arterial blood gas;Duration of postoperative lower extremity motor block;VAS scores at rest or walking;The parturient’s satisfaction of the anesthesia ; | — |
Countries
China
Contacts
Public ContactXueqing Zheng
The First People's Hospital of Foshan
Outcome results
None listed