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Recruiting NCT04941664
Minimum Effective Local Anesthetic Volume for Ultrasound Guided Superior Trunk Block
Trial Parameters
Condition Musculoskeletal Diseases or Conditions
Sponsor Chinese University of Hong Kong
Study Type INTERVENTIONAL
Phase N/A
Enrollment 25
Sex ALL
Min Age 18 Years
Max Age 75 Years
Start Date 2023-01-19
Completion 2026-07-31
Interventions
0.5% levobupivacaine
Brief 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.
Eligibility 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.
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