To know the minimum amount of anesthetic drug for anesthetizing hand

Recruiting

• Conditions: PATIENTS UNDERGOING FOREARM AND HAND SURGERIES

• Registration Number: CTRI/2018/03/012623
• Lead Sponsor: All india institute of medical sciences New delhi

Brief Summary

This study is a prospective dose estimation study for assessing the minimum effective volume of local anesthetic(0.75% Ropivacaine ) in target intra-cluster approach of of ultrasound guided supraclavicular block in patients undergoing surgeries involving forearm and hand.

this study will be conducted in All india institute of medical sciences  , New delhi.

The primary outcome of the study is to caliculate the minimum volume of Local anesthetic (0.75% Ropivacaine) required for providing surgical anesthesia for forearm and hand surgeries of less than 2 hours duration.

Secondary outcome of this study is to assess anesthesia onset time, duration of analgesia for the volume of drug and to assess complications associated  with the procedure.

Detailed Description

Not available

Study Timeline

• Study Start: 2017-12-04
• Last Update Posted: 2018-12-03

Recruitment & Eligibility

• Status: Open to Recruitment
• Sex: All
• Target Recruitment: 40

Inclusion Criteria

• Patients undergoing forearm and hand surgeries between ages 18 to 65 years.
• American society of anesthesiologists grade 1 and 2.
• bodymass index 20-35 kg/m2.

Exclusion Criteria

• Patients refusal.
• Surgeries lasting more than 2 hours in duration.
• Known allergy to local anesthetic.
• Diagnosed nerve injury of the operating limb.
• Anatomical abnormalities of operating shoulder and hand.
• Infection at the injection site.

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Estimation of minimum effective volume of local anethetic(0.75% Ropivacaine) in "target intracluster approach" of ultrasound guided supraclavicular block	we assess for the effectiveness of block for 30 mins after giving the block and we assess duration of analgesia postoperatively at immediate postoperative period ,at 4 hours,8 hours, 12 hours and 24 hours of postoperative period

Secondary Outcome Measures

Name	Time	Method
1.TIME OF ONSET OF ANESTHESIA	2.DURATION OF ANALGESIA

Trial Locations

Locations (1)

All india institute of medical sciences ,New delhi.; 🇮🇳 Delhi, DELHI, India

All india institute of medical sciences ,New delhi.

🇮🇳Delhi, DELHI, India

Sirivella prasanna kumar

Principal investigator

8506017482

drsprasannakumar1090@gmail.com