One hundred and twenty patients will be randomized to Interscalene block or Paracoracoid Subscapularis plane block. The study will evaluate the efficacy and duration of blocks in the 2 groups with regards to postoperative analgesia and degree of respiratory depression.
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Duration of analgesia
Timeframe: Pain NRS measured every 120 minutes until score of 6/10 is obtained (up to 24 hours).