Comparing Two Types of Nerve Blocks for Pain Relief After Knee Replacement Surgery

Comparison of ultrasound guided femoral triangle block and adductor canal block for postoperative analgesia in total knee arthroplasty - NIL

Status

Active, not recruiting

Phases

Phase 2Phase 3

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2025/08/092600

Enrollment

Registered

2025-08-07

Start date

Unknown

Completion date

Unknown

Last updated

2025-08-18

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

Conditions

Health Condition 1: M179- Osteoarthritis of knee, unspecified

Interventions

Intervention1: Ultrasound guided adductor canal block: Ultrasound guided adductor canal Block will be given with 15ml 0.25% bupivacaine and 30 mcg clonidine postoperatively. Assesment of pain using NR

Eligibility

Inclusion criteria

Inclusion criteria: Patients aged 18-65 years with American Society of Anesthesiologists physical status I-III scheduled for elective unilateral Total Knee Arthroplasty

Exclusion criteria

Exclusion criteria: 1. Contraindications to Femoral Triangle and Adductor Canal Block. 2. Patients receiving opioids for chronic analgesic therapy. 3. Contraindication to Subarachnoid Block. 4. Inability to comprehend Numeric Rating Scale.

Design outcomes

Primary

Measure	Time frame
To compare the analgesic efficacy of ultrasound guided Femoral triangle block and adductor canal block for pain relief using the numerical rating score(NRS) at rest in patients undergoing total knee arthroplastyTimepoint: At 2 hours postoperatively	—

Secondary

Measure	Time frame
NRS at restTimepoint: At 0, 1, 4, 8 and 24 hours;NRS on movementTimepoint: At 24 hours;Time to first rescue analgesiaTimepoint: ;Total analgesic consumption postoperativelyTimepoint: In first 24 hours;Quadriceps muscle strength using Bromage scaleTimepoint: At 24 hours postoperatively	—

Countries

India

Contacts

Public ContactDr Shipra Aggarwal

Vardhman Mahavir medical college and Safdarjung hospital

Shipra.mamc@gmail.com9818133349

Outcome results

None listed

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