396
Participants
Start Date
January 10, 2023
Primary Completion Date
December 1, 2023
Study Completion Date
December 30, 2023
Stellate ganglion block
After the induction of general anesthesia and before the start of the surgery,ultrasound-guided stellate ganglion block is performed, injecting 5 ml of 0.375% ropivacaine.
the Affiliated Hospital of Yangzhou University, Yangzhou University, Yangzhou
Yangzhou University
OTHER