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

About this trial

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.

Eligibility criteria

Qualifiers

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

Disqualifiers

Patient refusal

pregnancy

skin infection at the site of block placement

history of allergy to local anaesthetic drugs

Trial design

Treatments tested in this trial

  • 0.5% levobupivacaine

Treatment groups

25 Participants
are divided into 1 treatment group