Combined Shoulder Anterior Capsule and Suprascapular Nerve Block Versus Interscalene Block in Shoulder Surgery

postoperative analgesic effect of combined shoulder anterior capsule (SHAC) block with suprascapular nerve block (SSNB) following shoulder surgery by ultrasound guided suprascapular nerve block (SSNB) with 10 ml bupivacaine 0.25% deep to the transverse scapular ligament and Shoulder anterior capsule (SHAC) block with 30 ml bupivacaine 0.25% (20 ml deep to the deltoid muscle between the deltoid and subscapularis tendon \&10mL in the pericapsular space)

postoperative analgesic effect of Interscalene block (ISB) following shoulder surgery by ultrasound guided interscalene brachial plexus block (ISB) with 20 ml bupivacaine 0.25% around C5-C6-C7 nerve roots of the brachial plexus