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A study to compare two techniques of injection for sciatic nerve block using ultrasound in patients undergoing lower limb surgery

A Randomized Comparative study for assessing block characteristics by single point versus two point injection technique for sciatic nerve block with ultrasound at SMS Medical College Jaipur - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/04/107929
Enrollment
60
Registered
2026-04-09
Start date
Unknown
Completion date
Unknown
Last updated
2026-04-27

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

Conditions

Health Condition 1: S999- Unspecified injury of ankle and foot

Interventions

Intervention1: Single point injection technique: Group A patients will undergo USG guided sciatic nerve block by single point injection at 2cm above the division of sciatic nerve.The procedure is expe

Sponsors

Sawai Man Singh Medical College and Attached Hospitals
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Patients undergoing elective lower limb surgery below knee under sciatic nerve block for less than or equal to 4 hours.2. Patient providing written informed consent to the procedure. 3. Patients of either gender with age group ranging from 18 to 60 years.4 American society of anaesthesiologists grade 1 to 3.

Exclusion criteria

Exclusion criteria: 1. Coagulopathies,any neuropathy,neuromuscular diseases.2. Allergy to local anaesthetic like ropivacaine and lignocaine.3.Infection at injection site.4. Any disability limiting the performance of block.5.Pregnancy

Design outcomes

Primary

MeasureTime frame
To compare time to complete motor block in single point versus two point injection techniqueTimepoint: From completion of drug injection to achievement of complete motor block, assessed every 5 minutes up to 30 minutes—

Secondary

MeasureTime frame
1. To assess and compare the difference in time of onset of sensory block and motor blockTimepoint: From completion of injection, assessed every 5 minutes up to 30 minutes;2. To assess and compare time for regression of sensory block and motor blockTimepoint: From onset of complete block till complete regression, assessed every 30 minutes postoperatively up to 24 hours;3.To assess and compare the difference in time to complete sensory blockTimepoint: From completion of injection to achievement of complete sensory block, assessed every 5 minutes up to 30 minutes;4.Time of first rescue analgesia that is NRS more than 4 and total consumption of analgesic in 24 hours Timepoint: Postoperatively from completion of surgery up to 24 hours—

Countries

India

Contacts

Public ContactDr Sakshi Lalwani

Sawai Man Singh Medical College and Attached Hospitals

raghuvanshichitra@gmail.com9166609479

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: May 1, 2026