Comparison of Ultrasound-guided Quadratus Lumborum Block and Iliohypogastric/Ilioinguinal Nerve Block for Postoperative Pain Management in Patients Undergoing Cesarean Section

Peking University

Status: Unknown

Conditions: Cesarean Section; Quadratus Lumborum Block; Iliohypogastric/Ilioinguinal Nerve Block

Treatments: Procedure: epidural analgesia; Procedure: iliohypogastric/ilioinguinal nerve block; Procedure: quadratus lumborum block

Study type: Interventional

Funder types: Other

Identifiers

NCT04822870

2021-Z-01

Details and patient eligibility

About

The purpose of this study is to compare the analgesic effect of ultrasound-guided quadratus lumborum block and iliohypogastric/ilioinguinal nerve block for postoperative pain management in patients undergoing cesarean section.

Enrollment: 87 estimated patients

Sex: Female

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• singleton pregnancy
• gestation of at least 37 weeks
• American Society of Anesthesiologists (ASA) physical status I or II
• finish Pfannenstiel section under combined spinal and epidural anesthesia

Exclusion criteria

• pruritus existed before the surgery
• allergic to lidocaine, ropivacaine or dexamethasone

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Double Blind

---

87 participants in 3 patient groups

quadratus lumborum block

Experimental group

Description:

Parturients receive ultrasound-guided quadratus lumborum block as post-operative analgesia.

Treatment:

Procedure: quadratus lumborum block

iliohypogastric/ilioinguinal nerve block

Experimental group

Description:

Parturients receive ultrasound-guided iliohypogastric/ilioinguinal nerve block as post-operative analgesia.

Treatment:

Procedure: iliohypogastric/ilioinguinal nerve block

epidural analgesia

Active Comparator group

Description:

Parturients receive epidural morphine via epidural catheter placed during anesthesia as post-operative analgesia.

Treatment:

Procedure: epidural analgesia