Analgesic effect of L4 level anterior quadratus lumborum block in laparoscopic hysterectomy: a randomized, double-blind, placebo-controlled, single center clinical trial

The mechanism of anterior quadratus lumborum block and its application in gynecological surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100052262

Enrollment

Unknown

Registered

2021-10-24

Start date

2021-10-23

Completion date

Unknown

Last updated

2022-10-17

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

Conditions

anaesthesia

Interventions

experimental group:bilateral anterior lumbar quadratus lumbar block, inject 0.375% ropivacaine 20ml

control group:bilateral anterior lumbar quadratus lumbar block, inject 20ml of normal saline

Eligibility

Sex/Gender

Female

Age

45 Years to 65 Years

Inclusion criteria

Inclusion criteria: Aged 45-65 years, body mass index 18-25 kg/m^2, ASA classification I-II, can fully understand the research content.

Exclusion criteria

Exclusion criteria: Abnormal heart, liver and kidney function, local anesthetic allergy, contraindication of quadratus lumborum block, chronic pain or receiving chronic pain treatment.

Design outcomes

Primary

Measure	Time frame
sufentanil dosage 24 hours after surgery;	—

Secondary

Measure	Time frame
remifentanil comsuption during surgery;postoperative patient-controlled analgesia time;postoperative pain numerical scale score;heart rate;mean arterial pressure;	—

Countries

China

Contacts

Public ContactWu Jin

Affiliated Hospital of Jiangsu University

wujin914@hotmail.com+86 15905281553

Outcome results

None listed

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