Observation on analgesic effects of ropivacaine sciatic nerve block guided by ultrasound combined with a nerve stimulator after fracture of the calcaneus.

BACKGROUND: Calcaneal fracture (FOC) is a common foot trauma. Severe postoperative pain can easily trigger the body's stress response, increase the risk of thrombosis, and seriously affect the recovery of patients. Sciatic nerve block (SNB) guided by…

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