Comparing two nerve block techniques for pain relief after knee replacement surgery

A randomized double blind study to compare continuous femoral nerve block and dual sub sartorial block for postoperative analgesia in total knee arthroplasty - NIL

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2026/04/109466

Enrollment

Registered

2026-04-27

Start date

Unknown

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: Group CFNB: Ultrasound guided continuous femoral nerve block with local anesthetic infusion for postoperative analgesia in total knee arthroplasty patients for 48 hours Control Interven

Eligibility

Inclusion criteria

Inclusion criteria: ASA physical status 1-3, patient s aged 40-80 years

Exclusion criteria

Exclusion criteria: Patient refusal , allergy to local anaesthetic or adjuvants , infection at the puncture site, coagulopathy or bleeding disorders , neurological or psychiatric diseases affecting sensory assessment, revision or bilateral TKA procedures

Design outcomes

Primary

Measure	Time frame
Post operative pain score using visual analogue scaleTimepoint: At baseline, 2hours, 4 hours, 6hours, 24hours and 48 hours	—

Secondary

Measure	Time frame
Quadriceps muscle strength by straight leg raise test and medical research council muscle power scaleTimepoint: At 0,2,4,6,12,24 hours postoperatively;Time to first rescue analgesia Duration from block administration to first rescue analgesiaTimepoint: Within 48 hours ;Total opioid consumption Total opioid consumption in 48 hours postoperativelyTimepoint: Within 48 hours;Number of reduce doses of analgesicsTimepoint: Within 48 hours;Patient satisfaction scoreTimepoint: Within 48 hours	—

Measure

Time frame

Quadriceps muscle strength by straight leg raise test and medical research council muscle power scaleTimepoint: At 0,2,4,6,12,24 hours postoperatively;Time to first rescue analgesia Duration from block administration to first rescue analgesiaTimepoint: Within 48 hours ;Total opioid consumption Total opioid consumption in 48 hours postoperativelyTimepoint: Within 48 hours;Number of reduce doses of analgesicsTimepoint: Within 48 hours;Patient satisfaction scoreTimepoint: Within 48 hours

—

Countries

India

Contacts

Public ContactAkshata Pawar

SDM college of medical sciences and hospital

akshhhhh94@gmail.com8310069923

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026