Skip to content

Comparison of ultrasound-guided erector spinae plane block and thoracic paravertebral block for postoperative analgesia after laparoscopic nephrectomy: a randomized controlled non-inferiority clinical trial

Comparison of ultrasound-guided erector spinae plane block and thoracic paravertebral block for postoperative analgesia after laparoscopic nephrectomy: a randomized controlled non-inferiority clinical trial

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100041941
Enrollment
Unknown
Registered
2021-01-10
Start date
2021-06-05
Completion date
Unknown
Last updated
2022-03-07

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

Conditions

perioperative analgesia

Interventions

Sponsors

The First Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Aged from 18 to 65 years; 2.ASA I-II; 3.Scheduled for laparoscopic total or partial nephrectomy.

Exclusion criteria

Exclusion criteria: 1.BMI >= 28kg/m2; 2.Severe hepatic or renal insufficiency; 3.Allergy to any of the study drugs; 4.Coagulopathy; 5.Local infection at site of block insertion; 6.Recent use of opioid drugs; 7.Communication disorders.

Design outcomes

Primary

MeasureTime frame
the mean NRS score at rest over 24 hours;

Secondary

MeasureTime frame
NRS scores both at rest and during coughing postoperatively;the number of administered boluses in PCIA pump;the time interval to the first bolus demand in PCIA pump;the number of rescue analgesia besides PCIA pump;puncture time;success of puncture by once;complication of puncture;satisfaction with puncture;postoperative nausea and vomiting score;postoperative recovery quality score;the recovery time of gastrointestinal function;length of hospital stay;

Countries

China

Contacts

Public ContactYanping Wang

The First Affiliated Hospital of Zhengzhou University

282243756@qq.com+86 13526857360

Outcome results

None listed

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