None
Conditions
Interventions
Test Group:A small hole was made at 4 cm of the epidural catheter, and after dural puncture epidural anesthesia at L2-3, the epidural catheter was inserted 4 cm.
Control Group:After dural puncture epidural anesthesia at L2-3, the epidural catheter was inserted 4 cm.
Sponsors
Maternal and Child Health Hospital of Jiangxi Province
Eligibility
Sex/Gender
All
Age
18 Years to 35 Years
Inclusion criteria
Inclusion criteria: 1. Full-term (37 weeks of gestation or more) primiparas with a single cephalic presentation. 2. American Society of Anesthesiologists (ASA) classification of grade II. 3. Cervical dilation less than 5 cm, no obvious obstetric complications, and no contraindications to natural vaginal delivery.
Exclusion criteria
Exclusion criteria: 1. The parturient refused to participate in this study. 2. There are contraindications for intrathecal anesthesia, including allergy to anesthetic drugs, abnormal coagulation function, spinal deformity, severe hypovolemia or unstable hemodynamics. 3. High-risk pregnancies, such as placenta previa, preeclampsia, etc. 4. Having a history of chronic pain, or long-term use of analgesics, sedatives, antidepressants. 5. Presence of communication disorders, history of mental illness, poor mood or epilepsy. 6. The parturient was unable to cooperate with the study or could not undergo the interview.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Time to achieve adequate analgesia (Visual Analog Scale, VAS =3) with dural puncture epidural anesthesia.; | — |
Secondary
| Measure | Time frame |
|---|---|
| VAS pain score at 10 minutes before the procedure.;VAS pain score at 10 minutes after the procedure.;VAS pain score at 20 minutes after the procedure.;VAS pain score at 30 minutes after the procedure.;VAS pain score when the cervix is fully dilated (T4);Patient Satisfaction Score;Total number of requests for PCEA pump;Total drug consumption of PCEA pump; | — |
Countries
China
Contacts
Public ContactJingzi Rao
Jiangxi Maternal and Child Health Hospital
Outcome results
None listed