Comparing pain relief methods after kidney surgery

Comparison of Erector Spina and Quadratus Lumborum in Open Nephrectomy

Not applicable Interventional Kocaeli University · NCT05810571

This study is testing two different pain relief methods after kidney surgery to see which one helps patients feel better and use less morphine.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment60 (estimated)
Ages18 Years to 85 Years
SexAll
SponsorKocaeli University Academic / other
Locations2 sites (İzmit and 1 other locations)
Trial IDNCT05810571 on ClinicalTrials.gov

What this trial studies

This clinical trial evaluates the effectiveness of two different analgesic techniques, the erector spina plane block and the quadratus lumborum block, in providing pain relief for patients undergoing elective open nephrectomy. Participants will be randomly assigned to one of three groups: a control group receiving patient-controlled analgesia (PCA) with morphine, the erector spina plane block, or the quadratus lumborum block. After standard anesthesia induction and monitoring, pain levels and morphine consumption will be recorded for one day post-surgery to assess the efficacy of each method.

Who should consider this trial

Good fit: Ideal candidates include patients classified as ASA 1-3 who are scheduled for elective open nephrectomy and have a BMI of less than 35.

Not a fit: Patients with ASA classifications of 4-6, those undergoing laparoscopic nephrectomy, or individuals with infections at the block site or coagulation disorders may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved pain management strategies for patients undergoing kidney surgery.

How similar studies have performed: Previous studies have shown promising results with similar analgesic techniques, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* ASA 1-3
* open nephrectomy elective patients
* BMI\<35

Exclusion Criteria:

* ASA 4-5-6
* Laparoscopic nephrectomy
* infection at the block side
* coagulation disorder
* BMI\>35

Where this trial is running

İzmit and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Renal Cell Carcinomaerector spina plane blockquadratus lumborum blockpatient controlled analgesianephrectomyanalgesia
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.