Effect of Lidocaine-Bupivacaine Mixture on Sensory and Motor Block Duration in Ultrasound-Guided Supraclavicular Brachial Plexus Blockade: A Randomized Double-Blinded Controlled Trial.

Effect of Lidocaine Bupivacaine Mixture on Sensory and Motor Block Duration in Ultrasound Guided Supraclavicular Brachial Plexus Blockade A Randomized Double Blinded Controlled Trial.

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

TCTR

Registry ID

TCTR20260527008

Enrollment

Registered

2026-05-27

Start date

2026-02-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Patients undergoing upper extremity surgery using supraclavicular plexus block supraclavicular plexus block, local anesthetic mixture, moto duration, sensory duration

Interventions

All blocks will be performed under ultrasound guidance and strict aseptic precautions, using a high-frequency linear ultrasound transducer (SONIMAGE HS2, Konica Minolta, Tokyo, Japan). Located suprac

Experimental Drug,Active Comparator Drug

Mixture LA,Pure LA

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients aged more than18 undergoing upper extremity surgery under SCB

Exclusion criteria

Exclusion criteria: 1. Patient who refuse to give inform consent 2. Coagulopathy 3. Allergy to any study medication 4. Severe psychological disorders or inability to understand the study protocol 5.Cognitive disability 6.Chronic opioid used or drug addiction

Design outcomes

Primary

Measure	Time frame
Duration of Motor blockage (Hours) 24 hr postoperatively The ability to make a loose fist (motor block duration) , Hours	—

Secondary

Measure	Time frame
Duration of Sensory blockage (Hours) 24 hr postoperatively The return of sensation in their fingers (sensory block duration),Analgesic duration 24 hr postoperatively Patient report the first onset of pain at the surgical site ,Needle insertion-to- withdrawal Time (minutes) At the time of procedure Direct observation and timing,Total Prodecure time At the time of procedure Direct observation and timing	—

Measure

Time frame

Duration of Sensory blockage (Hours) 24 hr postoperatively The return of sensation in their fingers (sensory block duration),Analgesic duration 24 hr postoperatively Patient report the first onset of pain at the surgical site ,Needle insertion-to- withdrawal Time (minutes) At the time of procedure Direct observation and timing,Total Prodecure time At the time of procedure Direct observation and timing

—

Countries

Thailand

Contacts

Public ContactBurapa Pajina

Nan Hospital

b_pajina@yahoo.com0910677011

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026