Comparison of analgesic efficacy of ropivacaine and bupivacaine for ultrasound-guided rectus sheath block after upper abdominal surgery in adults
Background: Ultrasound (US)-guided rectus sheath block (RSB) is increasingly being used as a part of multimodal analgesia for abdominal surgeries with midline incisions. Both ropivacaine and bupivacaine are commonly used for RSB, with varied duration of analgesia that remains an area of clinical interest. Aims and Obje...