The aim is to compare the postoperative analgesic and hemidiaphragmatic effects of Anterior SupraScapular Nerve Block (ASSNB) and InfraClavicular Brachial Plexus Block (ICBPB) combination versus CostoClavicular Brachial Plexus Block (CCBPB) in patients undergoing shoulder arthroscopic surgery.
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Numeric Rating Scale (NRS) Scores
Timeframe: Postoperative 24 hours
Diaphragmatic Excursion Difference
Timeframe: Preoperatively right before the anesthesia induction, and postoperatively after 30 minutes of emergence from anesthesia (upon reaching 9 points on modified Aldrete scoring)