Minimum Effective Local Anesthetic Volume for Ultrasound Guided Superior Trunk Block

• Status: Not yet recruiting
• Trial end date: 2022-05-01
• Target enrollment: 0
• Participant gender: All

Summary

The objective of this study is to identify the minimum effective dosage of a commonly used local anaesthetic drug "levobupivacaine" required to produce an effective ultrasound guided (USG) superior trunk block (STB) in at least 90% of patients for shoulder arthroscopic surgeries.

• Phase: N/A
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Chinese University of Hong Kong
• Treatments: Levobupivacaine

Criteria

Inclusion Criteria:

• American Society of Anesthesiologists (ASA) physical status I-III scheduled to undergo elective upper shoulder arthroscopic rotator cuff repair procedure

Exclusion Criteria:

• Patient refusal

• pregnancy

• skin infection at the site of block placement

• history of allergy to local anaesthetic drugs

• bleeding tendency or with evidence of coagulopathy

• pre-existing neurological deficit or neuromuscular disease.