Analgesic effect of ultrasound-guided caudal block in laparoscopic hysterectomy: a randomized, double-blind, placebo-controlled, single center clinical trial

Application of ultrasound-guided caudal block in laparoscopic total hysterectomy

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200065319

Enrollment

Unknown

Registered

2022-11-02

Start date

2022-11-02

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

anaesthesia

Interventions

experimental group:Ultrasound-guided caudal block with a single dose of 0.25% ropivacaine and 0.01% morphine for a total of 20 mL.

control group:Ultrasound-guided caudal block with 20mL of normal saline.

Eligibility

Sex/Gender

Female

Age

35 Years to 65 Years

Inclusion criteria

Inclusion criteria: Aged 35-65 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 caudal block, chronic pain or receiving chronic pain treatment.

Design outcomes

Primary

Measure	Time frame
sufentanil dosage ;	—

Secondary

Measure	Time frame
remifentanil consumption during surgery;timing of first postoperative patient-controlled analgesia;postoperative pain numerical scale score;heart rate;lower limb muscle strength;postoperative nausea and vomiting;timing of first flatus and defecation;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