160
Participants
Start Date
January 1, 2021
Primary Completion Date
February 29, 2024
Study Completion Date
February 29, 2024
Ultrasound-guided continuous low serratus anterior plane block
Low anterior serratus plane block, move the mid-axillary line 4 and 5 intercostal puncture points are moved down and the puncture is changed to 7 and 8 intercostal.
Ultrasound-guided single serratus anterior plane block
Ultrasound-guided single anterior saw plane block was performed, and a needle was injected between the 4th and 5th costals in the midaxillary line.
RECRUITING
The First People's Hospital of Neijiang, Neijiang
Liu Di
OTHER