The Labor Analgesia Effect in Nulliparous Women of Epidural Catheter Placement in Different Intervertebral Space Combined with Programmed Intermittent Epidural Bolus (PIEB) Infusion

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200065933

Enrollment

Unknown

Registered

2022-11-18

Start date

2022-12-01

Completion date

Unknown

Last updated

2023-05-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Labor pains in nulliparous women

Interventions

L Group:Lower position epidural (L4-5) catheterization

C Group:Conventional position epidural (L2-3) catheterization

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: All nulliparous women with analgesia requirements.

Exclusion criteria

Exclusion criteria: 1. Contraindications associated with spinal anesthesia; 2. ASA grade III-IV; 3. History of neurological and psychiatric disorders; 4. Pregnancy with high risk; 5. Stillbirth, induced labor of abnormal fetus.

Design outcomes

Primary

Measure	Time frame
Perineal numerical rating scale (NRS) pain score of parturient with full uterine opening;	—

Secondary

Measure	Time frame
Abdominal NRS pain score;Perineal NRS pain score;Block level;Modified Bromage motor block score;Times of self-controlled administration of analgesic pump;Dosage of ropivacaine;Analgesic satisfaction score;Delivery process time;Rate of using oxytocin, instrumental delivery, episiotomy;Rate of conversion to cesarean section;	—

Countries

China

Contacts

Public ContactWang Lin

Beijing Hospital

18500252058@163.com+86 18500252058

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026