Effect of Different Adductor Canal Block Techniques on Pain After Knee Surgery

Investigation of the Effect of Proximal and Distal Adductor Canal Block on Pain Control and Functional Mobility in Total Knee Prosthesis Surgery Performed Under Spinal Anesthesia

Not applicable Interventional Umraniye Education and Research Hospital · NCT06188806

This study is testing two different ways to give a nerve block to see which one helps people feel less pain and move better after knee surgery.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment78 (estimated)
Ages18 Years to 85 Years
SexAll
SponsorUmraniye Education and Research Hospital Government
Locations1 site (Istanbul, Umraniye)
Trial IDNCT06188806 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the effectiveness of two different approaches to adductor canal block in managing postoperative pain and improving functional mobility following total knee arthroplasty (TKA). Patients undergoing unilateral TKA will be randomly assigned to one of three groups: those receiving a proximal adductor canal block, those receiving a distal adductor canal block, and a control group. The study aims to assess pain control and mobility outcomes in these groups to determine the optimal technique for pain management after knee surgery.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18-85 who are scheduled for unilateral total knee arthroplasty and have an ASA classification of 1-3.

Not a fit: Patients who may not benefit from this study include those under 18 or over 85 years of age, those with significant comorbidities, or those with contraindications to the procedure.

Why it matters

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

How similar studies have performed: Other studies have shown promising results with adductor canal blocks for pain management in knee surgeries, indicating that this approach is supported by existing evidence.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Medications for unilateral TKA surgery

  * Patients aged 18-85
  * ASA 1-3

Exclusion Criteria:

* Patients under 18 years of age and over 85 years of age
* Patients with ASA 4 and above
* Patients with cognitive impairment
* Patients with application site infection
* Patients allergic to local anesthesia
* Patients receiving anticoagulant therapy
* Patients with bleeding diathesis
* Patients with chronic opioid or substance use
* Patients with insulin-dependent diabetes mellitus
* patients with neuropathy

  * patients with hepatic or renal failure
* Patients who do not accept the procedure to be applied

Where this trial is running

Istanbul, Umraniye

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 Knee Osteoarthritisadduktor canal block,knee artroplasti,postoperative pain
Last reviewed 2026-06-13 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.