70
Participants
Start Date
July 1, 2024
Primary Completion Date
December 31, 2024
Study Completion Date
December 31, 2024
Real-time 3D Xplane ultrasound
After the puncture needle is in the skin, the longitudinal section of the Xplane mode can be adjusted to keep the needle in the proposed plane.
The First Medical Center of the PLA General Hospital, Beijing
Yi Mao
OTHER