48
Participants
Start Date
March 1, 2021
Primary Completion Date
March 1, 2022
Study Completion Date
July 12, 2022
Stellate ganglion block
Find the position of the stellate ganglion under ultrasound guidance, and inject 0.375% ropivacaine near the stellate ganglion to block the sympathetic nerves in the upper chest and head and neck
the Affiliated Hospital of Yangzhou University, Yangzhou
Yangzhou University
OTHER