Overview Supraclavicular Versus Interscalene Block for Shoulder Surgery Status: Completed Trial end date: 2017-02-01 Target enrollment: Participant gender: Summary The purpose of this study is to compare the supraclavicular block to interscalene block in patients undergoing arthroscopic shoulder surgery. Phase: N/A Details Lead Sponsor: Tokat Gaziosmanpasa UniversityTreatments: Bupivacaine