Minimum Effective Local Anesthetic Volume for Ultrasound Guided Superior Trunk Block
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-75
SponsorChinese University of Hong Kong
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.
American Society of Anesthesiologists (ASA) physical status I-III scheduled to undergo elective upper shoulder arthroscopic rotator cuff repair procedure
Patient refusal
pregnancy
skin infection at the site of block placement
history of allergy to local anaesthetic drugs