Overview Comparison of Remimazolam and Dexmedetomidine for Intraoperative Sedation Status: Not yet recruiting Trial end date: 2023-06-30 Target enrollment: Participant gender: Summary The purpose of this study is to compare the sedation efficacy of dexmedetomidine and remimazolam for intraoperative sedation during regional block. Phase: Phase 4 Details Lead Sponsor: Seoul National University HospitalTreatments: Dexmedetomidine