A Comparison of the Ultrasound-guided Combined Anesthesia Technique: Pre-procedure Versus Real-time

Conditions:   Regional Anesthesia Morbidity;   Ultrasonography Interventions:   Procedure: realtime ultrasonography;   Procedure: prescan ultrasonography Sponsor:   Seoul National University Hospital Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials